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Finding the Fourth Proportional to 78,914.60, 108,902.13 and 43,104.69

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Solution

The fourth proportional to 78,914.60, 108,902.13 and 43,104.69 is: 59,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,914.60 : 108,902.13 = 43,104.69 : x
  2. Step 2: Convert to fraction form
    78,914.60/108,902.13 = 43,104.69/x
  3. Step 3: Cross multiply
    78,914.60x = 108,902.13 × 43,104.69
  4. Step 4: Simplify right side
    78,914.60x = 4,694,192,553.99
  5. Step 5: Solve for x
    x = 4,694,192,553.99/78,914.60
  6. Step 6: Final answer
    x = 59,484.47

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