Finding the Fourth Proportional to 113,086.14, 156,086.91 and 65,369.22

Step by Step Solution

1. Step 1: Write the proportion equation
   113,086.14 : 156,086.91 = 65,369.22 : x
2. Step 2: Convert to fraction form
   113,086.14/156,086.91 = 65,369.22/x
3. Step 3: Cross multiply
   113,086.14x = 156,086.91 × 65,369.22
4. Step 4: Simplify right side
   113,086.14x = 10,203,279,558.91
5. Step 5: Solve for x
   x = 10,203,279,558.91/113,086.14
6. Step 6: Final answer
   x = 90,225.73