Finding the Fourth Proportional to 2,359.31, 3,538.92 and 798.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359.31 : 3,538.92 = 798.98 : x
2. Step 2: Convert to fraction form
   2,359.31/3,538.92 = 798.98/x
3. Step 3: Cross multiply
   2,359.31x = 3,538.92 × 798.98
4. Step 4: Simplify right side
   2,359.31x = 2,827,526.30
5. Step 5: Solve for x
   x = 2,827,526.30/2,359.31
6. Step 6: Final answer
   x = 1,198.45