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Finding the Fourth Proportional to 1,043,553.60, 1,566,496.80 and 807,940.80

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Solution

The fourth proportional to 1,043,553.60, 1,566,496.80 and 807,940.80 is: 1,212,814.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,553.60 : 1,566,496.80 = 807,940.80 : x
  2. Step 2: Convert to fraction form
    1,043,553.60/1,566,496.80 = 807,940.80/x
  3. Step 3: Cross multiply
    1,043,553.60x = 1,566,496.80 × 807,940.80
  4. Step 4: Simplify right side
    1,043,553.60x = 1,265,636,677,789.44
  5. Step 5: Solve for x
    x = 1,265,636,677,789.44/1,043,553.60
  6. Step 6: Final answer
    x = 1,212,814.25

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