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Finding the Fourth Proportional to 84,766.32, 116,710.80 and 71,992.08

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Solution

The fourth proportional to 84,766.32, 116,710.80 and 71,992.08 is: 99,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,766.32 : 116,710.80 = 71,992.08 : x
  2. Step 2: Convert to fraction form
    84,766.32/116,710.80 = 71,992.08/x
  3. Step 3: Cross multiply
    84,766.32x = 116,710.80 × 71,992.08
  4. Step 4: Simplify right side
    84,766.32x = 8,402,253,250.46
  5. Step 5: Solve for x
    x = 8,402,253,250.46/84,766.32
  6. Step 6: Final answer
    x = 99,122.54

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