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Finding the Fourth Proportional to 7,038.72, 10,557.12 and 1,844.16

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Solution

The fourth proportional to 7,038.72, 10,557.12 and 1,844.16 is: 2,765.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.72 : 10,557.12 = 1,844.16 : x
  2. Step 2: Convert to fraction form
    7,038.72/10,557.12 = 1,844.16/x
  3. Step 3: Cross multiply
    7,038.72x = 10,557.12 × 1,844.16
  4. Step 4: Simplify right side
    7,038.72x = 19,469,018.42
  5. Step 5: Solve for x
    x = 19,469,018.42/7,038.72
  6. Step 6: Final answer
    x = 2,765.99

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