Finding the Fourth Proportional to 5,155.29, 7,114.34 and 2,797.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,155.29 : 7,114.34 = 2,797.48 : x
2. Step 2: Convert to fraction form
   5,155.29/7,114.34 = 2,797.48/x
3. Step 3: Cross multiply
   5,155.29x = 7,114.34 × 2,797.48
4. Step 4: Simplify right side
   5,155.29x = 19,902,223.86
5. Step 5: Solve for x
   x = 19,902,223.86/5,155.29
6. Step 6: Final answer
   x = 3,860.54