Finding the Fourth Proportional to 113,068.56, 156,016.44 and 65,328.24

Step by Step Solution

1. Step 1: Write the proportion equation
   113,068.56 : 156,016.44 = 65,328.24 : x
2. Step 2: Convert to fraction form
   113,068.56/156,016.44 = 65,328.24/x
3. Step 3: Cross multiply
   113,068.56x = 156,016.44 × 65,328.24
4. Step 4: Simplify right side
   113,068.56x = 10,192,279,436.27
5. Step 5: Solve for x
   x = 10,192,279,436.27/113,068.56
6. Step 6: Final answer
   x = 90,142.47