Finding the Fourth Proportional to 14,527.71, 21,789.51 and 4,665.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,527.71 : 21,789.51 = 4,665.69 : x
2. Step 2: Convert to fraction form
   14,527.71/21,789.51 = 4,665.69/x
3. Step 3: Cross multiply
   14,527.71x = 21,789.51 × 4,665.69
4. Step 4: Simplify right side
   14,527.71x = 101,663,098.91
5. Step 5: Solve for x
   x = 101,663,098.91/14,527.71
6. Step 6: Final answer
   x = 6,997.88