Finding the Fourth Proportional to 2,528.88, 3,793.38 and 797.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.88 : 3,793.38 = 797.50 : x
2. Step 2: Convert to fraction form
   2,528.88/3,793.38 = 797.50/x
3. Step 3: Cross multiply
   2,528.88x = 3,793.38 × 797.50
4. Step 4: Simplify right side
   2,528.88x = 3,025,220.55
5. Step 5: Solve for x
   x = 3,025,220.55/2,528.88
6. Step 6: Final answer
   x = 1,196.27