Finding the Fourth Proportional to 16,545.72, 22,824.54 and 10,247.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,545.72 : 22,824.54 = 10,247.16 : x
2. Step 2: Convert to fraction form
   16,545.72/22,824.54 = 10,247.16/x
3. Step 3: Cross multiply
   16,545.72x = 22,824.54 × 10,247.16
4. Step 4: Simplify right side
   16,545.72x = 233,886,713.31
5. Step 5: Solve for x
   x = 233,886,713.31/16,545.72
6. Step 6: Final answer
   x = 14,135.78