Finding the Fourth Proportional to 23,650.31, 32,638.98 and 13,039.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,650.31 : 32,638.98 = 13,039.94 : x
2. Step 2: Convert to fraction form
   23,650.31/32,638.98 = 13,039.94/x
3. Step 3: Cross multiply
   23,650.31x = 32,638.98 × 13,039.94
4. Step 4: Simplify right side
   23,650.31x = 425,610,340.86
5. Step 5: Solve for x
   x = 425,610,340.86/23,650.31
6. Step 6: Final answer
   x = 17,995.97