Finding the Fourth Proportional to 23,309.88, 32,167.52 and 12,699.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,309.88 : 32,167.52 = 12,699.48 : x
2. Step 2: Convert to fraction form
   23,309.88/32,167.52 = 12,699.48/x
3. Step 3: Cross multiply
   23,309.88x = 32,167.52 × 12,699.48
4. Step 4: Simplify right side
   23,309.88x = 408,510,776.89
5. Step 5: Solve for x
   x = 408,510,776.89/23,309.88
6. Step 6: Final answer
   x = 17,525.22