Finding the Fourth Proportional to 113,318.56, 156,372.96 and 65,568.52

Step by Step Solution

1. Step 1: Write the proportion equation
   113,318.56 : 156,372.96 = 65,568.52 : x
2. Step 2: Convert to fraction form
   113,318.56/156,372.96 = 65,568.52/x
3. Step 3: Cross multiply
   113,318.56x = 156,372.96 × 65,568.52
4. Step 4: Simplify right side
   113,318.56x = 10,253,143,555.22
5. Step 5: Solve for x
   x = 10,253,143,555.22/113,318.56
6. Step 6: Final answer
   x = 90,480.71