Finding the Fourth Proportional to 16,108.61, 22,224.84 and 9,301.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,108.61 : 22,224.84 = 9,301.76 : x
2. Step 2: Convert to fraction form
   16,108.61/22,224.84 = 9,301.76/x
3. Step 3: Cross multiply
   16,108.61x = 22,224.84 × 9,301.76
4. Step 4: Simplify right side
   16,108.61x = 206,730,016.59
5. Step 5: Solve for x
   x = 206,730,016.59/16,108.61
6. Step 6: Final answer
   x = 12,833.51