Finding the Fourth Proportional to 2,327.02, 3,491.90 and 1,028.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.02 : 3,491.90 = 1,028.50 : x
2. Step 2: Convert to fraction form
   2,327.02/3,491.90 = 1,028.50/x
3. Step 3: Cross multiply
   2,327.02x = 3,491.90 × 1,028.50
4. Step 4: Simplify right side
   2,327.02x = 3,591,419.15
5. Step 5: Solve for x
   x = 3,591,419.15/2,327.02
6. Step 6: Final answer
   x = 1,543.36