Finding the Fourth Proportional to 23,501.33, 32,431.25 and 13,429.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,501.33 : 32,431.25 = 13,429.13 : x
2. Step 2: Convert to fraction form
   23,501.33/32,431.25 = 13,429.13/x
3. Step 3: Cross multiply
   23,501.33x = 32,431.25 × 13,429.13
4. Step 4: Simplify right side
   23,501.33x = 435,523,472.31
5. Step 5: Solve for x
   x = 435,523,472.31/23,501.33
6. Step 6: Final answer
   x = 18,531.86