Finding the Fourth Proportional to 23,581.89, 32,542.32 and 12,971.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,581.89 : 32,542.32 = 12,971.52 : x
2. Step 2: Convert to fraction form
   23,581.89/32,542.32 = 12,971.52/x
3. Step 3: Cross multiply
   23,581.89x = 32,542.32 × 12,971.52
4. Step 4: Simplify right side
   23,581.89x = 422,123,354.73
5. Step 5: Solve for x
   x = 422,123,354.73/23,581.89
6. Step 6: Final answer
   x = 17,900.32