Finding the Fourth Proportional to 23,340.33, 32,209.29 and 12,729.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,340.33 : 32,209.29 = 12,729.96 : x
2. Step 2: Convert to fraction form
   23,340.33/32,209.29 = 12,729.96/x
3. Step 3: Cross multiply
   23,340.33x = 32,209.29 × 12,729.96
4. Step 4: Simplify right side
   23,340.33x = 410,022,973.33
5. Step 5: Solve for x
   x = 410,022,973.33/23,340.33
6. Step 6: Final answer
   x = 17,567.15