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Finding the Fourth Proportional to 78,711.48, 108,624.78 and 44,725.74

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Solution

The fourth proportional to 78,711.48, 108,624.78 and 44,725.74 is: 61,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,711.48 : 108,624.78 = 44,725.74 : x
  2. Step 2: Convert to fraction form
    78,711.48/108,624.78 = 44,725.74/x
  3. Step 3: Cross multiply
    78,711.48x = 108,624.78 × 44,725.74
  4. Step 4: Simplify right side
    78,711.48x = 4,858,323,260.49
  5. Step 5: Solve for x
    x = 4,858,323,260.49/78,711.48
  6. Step 6: Final answer
    x = 61,723.19

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