Finding the Fourth Proportional to 23,401.40, 32,294.40 and 12,791.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,401.40 : 32,294.40 = 12,791.48 : x
2. Step 2: Convert to fraction form
   23,401.40/32,294.40 = 12,791.48/x
3. Step 3: Cross multiply
   23,401.40x = 32,294.40 × 12,791.48
4. Step 4: Simplify right side
   23,401.40x = 413,093,171.71
5. Step 5: Solve for x
   x = 413,093,171.71/23,401.40
6. Step 6: Final answer
   x = 17,652.50