Finding the Fourth Proportional to 22,959.16, 31,686.94 and 12,752.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,959.16 : 31,686.94 = 12,752.52 : x
2. Step 2: Convert to fraction form
   22,959.16/31,686.94 = 12,752.52/x
3. Step 3: Cross multiply
   22,959.16x = 31,686.94 × 12,752.52
4. Step 4: Simplify right side
   22,959.16x = 404,088,336.09
5. Step 5: Solve for x
   x = 404,088,336.09/22,959.16
6. Step 6: Final answer
   x = 17,600.31