Finding the Fourth Proportional to 14,411.10, 19,887.30 and 8,123.52

Step by Step Solution

1. Step 1: Write the proportion equation
   14,411.10 : 19,887.30 = 8,123.52 : x
2. Step 2: Convert to fraction form
   14,411.10/19,887.30 = 8,123.52/x
3. Step 3: Cross multiply
   14,411.10x = 19,887.30 × 8,123.52
4. Step 4: Simplify right side
   14,411.10x = 161,554,879.30
5. Step 5: Solve for x
   x = 161,554,879.30/14,411.10
6. Step 6: Final answer
   x = 11,210.45