Finding the Fourth Proportional to 23,291.88, 32,143.37 and 12,682.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,291.88 : 32,143.37 = 12,682.10 : x
2. Step 2: Convert to fraction form
   23,291.88/32,143.37 = 12,682.10/x
3. Step 3: Cross multiply
   23,291.88x = 32,143.37 × 12,682.10
4. Step 4: Simplify right side
   23,291.88x = 407,645,208.55
5. Step 5: Solve for x
   x = 407,645,208.55/23,291.88
6. Step 6: Final answer
   x = 17,501.60