Finding the Fourth Proportional to 2,327.16, 3,490.89 and 1,028.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.16 : 3,490.89 = 1,028.63 : x
2. Step 2: Convert to fraction form
   2,327.16/3,490.89 = 1,028.63/x
3. Step 3: Cross multiply
   2,327.16x = 3,490.89 × 1,028.63
4. Step 4: Simplify right side
   2,327.16x = 3,590,834.18
5. Step 5: Solve for x
   x = 3,590,834.18/2,327.16
6. Step 6: Final answer
   x = 1,543.01