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Finding the Fourth Proportional to 228,571.73, 342,880.13 and 78,792.30

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Solution

The fourth proportional to 228,571.73, 342,880.13 and 78,792.30 is: 118,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,571.73 : 342,880.13 = 78,792.30 : x
  2. Step 2: Convert to fraction form
    228,571.73/342,880.13 = 78,792.30/x
  3. Step 3: Cross multiply
    228,571.73x = 342,880.13 × 78,792.30
  4. Step 4: Simplify right side
    228,571.73x = 27,016,313,673.04
  5. Step 5: Solve for x
    x = 27,016,313,673.04/228,571.73
  6. Step 6: Final answer
    x = 118,196.22

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