Finding the Fourth Proportional to 23,629.16, 32,612.98 and 13,564.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,629.16 : 32,612.98 = 13,564.42 : x
2. Step 2: Convert to fraction form
   23,629.16/32,612.98 = 13,564.42/x
3. Step 3: Cross multiply
   23,629.16x = 32,612.98 × 13,564.42
4. Step 4: Simplify right side
   23,629.16x = 442,376,158.17
5. Step 5: Solve for x
   x = 442,376,158.17/23,629.16
6. Step 6: Final answer
   x = 18,721.62