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Finding the Fourth Proportional to 5,750.78, 8,618.22 and 2,623.16

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Solution

The fourth proportional to 5,750.78, 8,618.22 and 2,623.16 is: 3,931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.78 : 8,618.22 = 2,623.16 : x
  2. Step 2: Convert to fraction form
    5,750.78/8,618.22 = 2,623.16/x
  3. Step 3: Cross multiply
    5,750.78x = 8,618.22 × 2,623.16
  4. Step 4: Simplify right side
    5,750.78x = 22,606,969.98
  5. Step 5: Solve for x
    x = 22,606,969.98/5,750.78
  6. Step 6: Final answer
    x = 3,931.11

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