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Finding the Fourth Proportional to 372,122.16, 513,674.66 and 263,792.72

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Solution

The fourth proportional to 372,122.16, 513,674.66 and 263,792.72 is: 364,137.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,122.16 : 513,674.66 = 263,792.72 : x
  2. Step 2: Convert to fraction form
    372,122.16/513,674.66 = 263,792.72/x
  3. Step 3: Cross multiply
    372,122.16x = 513,674.66 × 263,792.72
  4. Step 4: Simplify right side
    372,122.16x = 135,503,635,756.48
  5. Step 5: Solve for x
    x = 135,503,635,756.48/372,122.16
  6. Step 6: Final answer
    x = 364,137.51

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