Finding the Fourth Proportional to 2,375.31, 3,563.15 and 731.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.31 : 3,563.15 = 731.87 : x
2. Step 2: Convert to fraction form
   2,375.31/3,563.15 = 731.87/x
3. Step 3: Cross multiply
   2,375.31x = 3,563.15 × 731.87
4. Step 4: Simplify right side
   2,375.31x = 2,607,762.59
5. Step 5: Solve for x
   x = 2,607,762.59/2,375.31
6. Step 6: Final answer
   x = 1,097.86