Finding the Fourth Proportional to 16,366.96, 22,585.56 and 9,656.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,366.96 : 22,585.56 = 9,656.29 : x
2. Step 2: Convert to fraction form
   16,366.96/22,585.56 = 9,656.29/x
3. Step 3: Cross multiply
   16,366.96x = 22,585.56 × 9,656.29
4. Step 4: Simplify right side
   16,366.96x = 218,092,672.83
5. Step 5: Solve for x
   x = 218,092,672.83/16,366.96
6. Step 6: Final answer
   x = 13,325.18