Finding the Fourth Proportional to 16,641.80, 22,965.78 and 9,088.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,641.80 : 22,965.78 = 9,088.04 : x
2. Step 2: Convert to fraction form
   16,641.80/22,965.78 = 9,088.04/x
3. Step 3: Cross multiply
   16,641.80x = 22,965.78 × 9,088.04
4. Step 4: Simplify right side
   16,641.80x = 208,713,927.27
5. Step 5: Solve for x
   x = 208,713,927.27/16,641.80
6. Step 6: Final answer
   x = 12,541.55