Finding the Fourth Proportional to 113,647.56, 156,802.14 and 65,249.25

Step by Step Solution

1. Step 1: Write the proportion equation
   113,647.56 : 156,802.14 = 65,249.25 : x
2. Step 2: Convert to fraction form
   113,647.56/156,802.14 = 65,249.25/x
3. Step 3: Cross multiply
   113,647.56x = 156,802.14 × 65,249.25
4. Step 4: Simplify right side
   113,647.56x = 10,231,222,033.40
5. Step 5: Solve for x
   x = 10,231,222,033.40/113,647.56
6. Step 6: Final answer
   x = 90,025.88