Finding the Fourth Proportional to 23,301.59, 32,157 and 13,229.70

Step by Step Solution

1. Step 1: Write the proportion equation
   23,301.59 : 32,157 = 13,229.70 : x
2. Step 2: Convert to fraction form
   23,301.59/32,157 = 13,229.70/x
3. Step 3: Cross multiply
   23,301.59x = 32,157 × 13,229.70
4. Step 4: Simplify right side
   23,301.59x = 425,427,342.31
5. Step 5: Solve for x
   x = 425,427,342.31/23,301.59
6. Step 6: Final answer
   x = 18,257.44