Finding the Fourth Proportional to 7,771.92, 10,718.01 and 5,114.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,771.92 : 10,718.01 = 5,114.72 : x
2. Step 2: Convert to fraction form
   7,771.92/10,718.01 = 5,114.72/x
3. Step 3: Cross multiply
   7,771.92x = 10,718.01 × 5,114.72
4. Step 4: Simplify right side
   7,771.92x = 54,819,566.52
5. Step 5: Solve for x
   x = 54,819,566.52/7,771.92
6. Step 6: Final answer
   x = 7,053.54