Finding the Fourth Proportional to 23,310.47, 32,167.59 and 12,699.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,310.47 : 32,167.59 = 12,699.88 : x
2. Step 2: Convert to fraction form
   23,310.47/32,167.59 = 12,699.88/x
3. Step 3: Cross multiply
   23,310.47x = 32,167.59 × 12,699.88
4. Step 4: Simplify right side
   23,310.47x = 408,524,532.89
5. Step 5: Solve for x
   x = 408,524,532.89/23,310.47
6. Step 6: Final answer
   x = 17,525.37