Finding the Fourth Proportional to 23,738.39, 32,757.65 and 12,981.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,738.39 : 32,757.65 = 12,981.13 : x
2. Step 2: Convert to fraction form
   23,738.39/32,757.65 = 12,981.13/x
3. Step 3: Cross multiply
   23,738.39x = 32,757.65 × 12,981.13
4. Step 4: Simplify right side
   23,738.39x = 425,231,280.69
5. Step 5: Solve for x
   x = 425,231,280.69/23,738.39
6. Step 6: Final answer
   x = 17,913.23