Finding the Fourth Proportional to 23,648.80, 32,635.58 and 13,038.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,648.80 : 32,635.58 = 13,038.16 : x
2. Step 2: Convert to fraction form
   23,648.80/32,635.58 = 13,038.16/x
3. Step 3: Cross multiply
   23,648.80x = 32,635.58 × 13,038.16
4. Step 4: Simplify right side
   23,648.80x = 425,507,913.73
5. Step 5: Solve for x
   x = 425,507,913.73/23,648.80
6. Step 6: Final answer
   x = 17,992.79