Finding the Fourth Proportional to 14,781.72, 22,161 and 7,382.52

Step by Step Solution

1. Step 1: Write the proportion equation
   14,781.72 : 22,161 = 7,382.52 : x
2. Step 2: Convert to fraction form
   14,781.72/22,161 = 7,382.52/x
3. Step 3: Cross multiply
   14,781.72x = 22,161 × 7,382.52
4. Step 4: Simplify right side
   14,781.72x = 163,604,025.72
5. Step 5: Solve for x
   x = 163,604,025.72/14,781.72
6. Step 6: Final answer
   x = 11,068.00