Finding the Fourth Proportional to 23,232.64, 32,061.28 and 12,622.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,232.64 : 32,061.28 = 12,622.72 : x
2. Step 2: Convert to fraction form
   23,232.64/32,061.28 = 12,622.72/x
3. Step 3: Cross multiply
   23,232.64x = 32,061.28 × 12,622.72
4. Step 4: Simplify right side
   23,232.64x = 404,700,560.28
5. Step 5: Solve for x
   x = 404,700,560.28/23,232.64
6. Step 6: Final answer
   x = 17,419.48