Finding the Fourth Proportional to 7,764.13, 10,719.37 and 5,116.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,764.13 : 10,719.37 = 5,116.04 : x
2. Step 2: Convert to fraction form
   7,764.13/10,719.37 = 5,116.04/x
3. Step 3: Cross multiply
   7,764.13x = 10,719.37 × 5,116.04
4. Step 4: Simplify right side
   7,764.13x = 54,840,725.69
5. Step 5: Solve for x
   x = 54,840,725.69/7,764.13
6. Step 6: Final answer
   x = 7,063.34