Finding the Fourth Proportional to 23,310.18, 32,168.30 and 12,699.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,310.18 : 32,168.30 = 12,699.82 : x
2. Step 2: Convert to fraction form
   23,310.18/32,168.30 = 12,699.82/x
3. Step 3: Cross multiply
   23,310.18x = 32,168.30 × 12,699.82
4. Step 4: Simplify right side
   23,310.18x = 408,531,619.71
5. Step 5: Solve for x
   x = 408,531,619.71/23,310.18
6. Step 6: Final answer
   x = 17,525.89