Finding the Fourth Proportional to 23,152.76, 31,950.77 and 12,542.43

Step by Step Solution

1. Step 1: Write the proportion equation
   23,152.76 : 31,950.77 = 12,542.43 : x
2. Step 2: Convert to fraction form
   23,152.76/31,950.77 = 12,542.43/x
3. Step 3: Cross multiply
   23,152.76x = 31,950.77 × 12,542.43
4. Step 4: Simplify right side
   23,152.76x = 400,740,296.17
5. Step 5: Solve for x
   x = 400,740,296.17/23,152.76
6. Step 6: Final answer
   x = 17,308.54