Finding the Fourth Proportional to 23,291.97, 32,143.04 and 12,681.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,291.97 : 32,143.04 = 12,681.57 : x
2. Step 2: Convert to fraction form
   23,291.97/32,143.04 = 12,681.57/x
3. Step 3: Cross multiply
   23,291.97x = 32,143.04 × 12,681.57
4. Step 4: Simplify right side
   23,291.97x = 407,624,211.77
5. Step 5: Solve for x
   x = 407,624,211.77/23,291.97
6. Step 6: Final answer
   x = 17,500.63