Finding the Fourth Proportional to 23,477.88, 32,399.76 and 12,867.29

Step by Step Solution

1. Step 1: Write the proportion equation
   23,477.88 : 32,399.76 = 12,867.29 : x
2. Step 2: Convert to fraction form
   23,477.88/32,399.76 = 12,867.29/x
3. Step 3: Cross multiply
   23,477.88x = 32,399.76 × 12,867.29
4. Step 4: Simplify right side
   23,477.88x = 416,896,945.85
5. Step 5: Solve for x
   x = 416,896,945.85/23,477.88
6. Step 6: Final answer
   x = 17,757.01