Finding the Fourth Proportional to 2,028.86, 2,799.55 and 1,132.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028.86 : 2,799.55 = 1,132.50 : x
2. Step 2: Convert to fraction form
   2,028.86/2,799.55 = 1,132.50/x
3. Step 3: Cross multiply
   2,028.86x = 2,799.55 × 1,132.50
4. Step 4: Simplify right side
   2,028.86x = 3,170,490.38
5. Step 5: Solve for x
   x = 3,170,490.38/2,028.86
6. Step 6: Final answer
   x = 1,562.70