Finding the Fourth Proportional to 31,798.78, 43,882.28 and 17,651.59

Step by Step Solution

1. Step 1: Write the proportion equation
   31,798.78 : 43,882.28 = 17,651.59 : x
2. Step 2: Convert to fraction form
   31,798.78/43,882.28 = 17,651.59/x
3. Step 3: Cross multiply
   31,798.78x = 43,882.28 × 17,651.59
4. Step 4: Simplify right side
   31,798.78x = 774,591,926.57
5. Step 5: Solve for x
   x = 774,591,926.57/31,798.78
6. Step 6: Final answer
   x = 24,359.17