Finding the Fourth Proportional to 114,116.05, 157,491.92 and 65,719.56

Step by Step Solution

1. Step 1: Write the proportion equation
   114,116.05 : 157,491.92 = 65,719.56 : x
2. Step 2: Convert to fraction form
   114,116.05/157,491.92 = 65,719.56/x
3. Step 3: Cross multiply
   114,116.05x = 157,491.92 × 65,719.56
4. Step 4: Simplify right side
   114,116.05x = 10,350,300,440.85
5. Step 5: Solve for x
   x = 10,350,300,440.85/114,116.05
6. Step 6: Final answer
   x = 90,699.78