Finding the Fourth Proportional to 23,651.52, 32,638.68 and 13,042.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,651.52 : 32,638.68 = 13,042.12 : x
2. Step 2: Convert to fraction form
   23,651.52/32,638.68 = 13,042.12/x
3. Step 3: Cross multiply
   23,651.52x = 32,638.68 × 13,042.12
4. Step 4: Simplify right side
   23,651.52x = 425,677,581.20
5. Step 5: Solve for x
   x = 425,677,581.20/23,651.52
6. Step 6: Final answer
   x = 17,997.90