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Finding the Fourth Proportional to 342,440.61, 513,514.89 and 117,823.87

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Solution

The fourth proportional to 342,440.61, 513,514.89 and 117,823.87 is: 176,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,440.61 : 513,514.89 = 117,823.87 : x
  2. Step 2: Convert to fraction form
    342,440.61/513,514.89 = 117,823.87/x
  3. Step 3: Cross multiply
    342,440.61x = 513,514.89 × 117,823.87
  4. Step 4: Simplify right side
    342,440.61x = 60,504,309,395.80
  5. Step 5: Solve for x
    x = 60,504,309,395.80/342,440.61
  6. Step 6: Final answer
    x = 176,685.55

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