Finding the Fourth Proportional to 14,061.47, 21,011.63 and 10,711.13

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.47 : 21,011.63 = 10,711.13 : x
2. Step 2: Convert to fraction form
   14,061.47/21,011.63 = 10,711.13/x
3. Step 3: Cross multiply
   14,061.47x = 21,011.63 × 10,711.13
4. Step 4: Simplify right side
   14,061.47x = 225,058,141.83
5. Step 5: Solve for x
   x = 225,058,141.83/14,061.47
6. Step 6: Final answer
   x = 16,005.31