Finding the Fourth Proportional to 113,475.36, 156,572.27 and 65,725.86

Step by Step Solution

1. Step 1: Write the proportion equation
   113,475.36 : 156,572.27 = 65,725.86 : x
2. Step 2: Convert to fraction form
   113,475.36/156,572.27 = 65,725.86/x
3. Step 3: Cross multiply
   113,475.36x = 156,572.27 × 65,725.86
4. Step 4: Simplify right side
   113,475.36x = 10,290,846,769.27
5. Step 5: Solve for x
   x = 10,290,846,769.27/113,475.36
6. Step 6: Final answer
   x = 90,687.94