Finding the Fourth Proportional to 113,541.86, 156,687.81 and 65,822.87

Step by Step Solution

1. Step 1: Write the proportion equation
   113,541.86 : 156,687.81 = 65,822.87 : x
2. Step 2: Convert to fraction form
   113,541.86/156,687.81 = 65,822.87/x
3. Step 3: Cross multiply
   113,541.86x = 156,687.81 × 65,822.87
4. Step 4: Simplify right side
   113,541.86x = 10,313,641,348.21
5. Step 5: Solve for x
   x = 10,313,641,348.21/113,541.86
6. Step 6: Final answer
   x = 90,835.59