Finding the Fourth Proportional to 5,200.76, 7,797.48 and 2,601.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200.76 : 7,797.48 = 2,601.86 : x
2. Step 2: Convert to fraction form
   5,200.76/7,797.48 = 2,601.86/x
3. Step 3: Cross multiply
   5,200.76x = 7,797.48 × 2,601.86
4. Step 4: Simplify right side
   5,200.76x = 20,287,951.31
5. Step 5: Solve for x
   x = 20,287,951.31/5,200.76
6. Step 6: Final answer
   x = 3,900.96