Finding the Fourth Proportional to 2,374.78, 3,562.72 and 731.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,374.78 : 3,562.72 = 731.29 : x
2. Step 2: Convert to fraction form
   2,374.78/3,562.72 = 731.29/x
3. Step 3: Cross multiply
   2,374.78x = 3,562.72 × 731.29
4. Step 4: Simplify right side
   2,374.78x = 2,605,374.43
5. Step 5: Solve for x
   x = 2,605,374.43/2,374.78
6. Step 6: Final answer
   x = 1,097.10