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Finding the Fourth Proportional to 79,063.90, 118,616.10 and 45,724.30

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Solution

The fourth proportional to 79,063.90, 118,616.10 and 45,724.30 is: 68,598.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,063.90 : 118,616.10 = 45,724.30 : x
  2. Step 2: Convert to fraction form
    79,063.90/118,616.10 = 45,724.30/x
  3. Step 3: Cross multiply
    79,063.90x = 118,616.10 × 45,724.30
  4. Step 4: Simplify right side
    79,063.90x = 5,423,638,141.23
  5. Step 5: Solve for x
    x = 5,423,638,141.23/79,063.90
  6. Step 6: Final answer
    x = 68,598.16

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