Finding the Fourth Proportional to 23,397.39, 32,288.50 and 12,787.03

Step by Step Solution

1. Step 1: Write the proportion equation
   23,397.39 : 32,288.50 = 12,787.03 : x
2. Step 2: Convert to fraction form
   23,397.39/32,288.50 = 12,787.03/x
3. Step 3: Cross multiply
   23,397.39x = 32,288.50 × 12,787.03
4. Step 4: Simplify right side
   23,397.39x = 412,873,792.78
5. Step 5: Solve for x
   x = 412,873,792.78/23,397.39
6. Step 6: Final answer
   x = 17,646.15