Finding the Fourth Proportional to 23,175.47, 31,982.37 and 12,565.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,175.47 : 31,982.37 = 12,565.13 : x
2. Step 2: Convert to fraction form
   23,175.47/31,982.37 = 12,565.13/x
3. Step 3: Cross multiply
   23,175.47x = 31,982.37 × 12,565.13
4. Step 4: Simplify right side
   23,175.47x = 401,862,636.76
5. Step 5: Solve for x
   x = 401,862,636.76/23,175.47
6. Step 6: Final answer
   x = 17,340.00