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Finding the Fourth Proportional to 66,820.10, 92,210.73 and 36,605.30

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Solution

The fourth proportional to 66,820.10, 92,210.73 and 36,605.30 is: 50,514.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,820.10 : 92,210.73 = 36,605.30 : x
  2. Step 2: Convert to fraction form
    66,820.10/92,210.73 = 36,605.30/x
  3. Step 3: Cross multiply
    66,820.10x = 92,210.73 × 36,605.30
  4. Step 4: Simplify right side
    66,820.10x = 3,375,401,434.87
  5. Step 5: Solve for x
    x = 3,375,401,434.87/66,820.10
  6. Step 6: Final answer
    x = 50,514.76

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