Finding the Fourth Proportional to 113,525.37, 156,665.06 and 65,806.41

Step by Step Solution

1. Step 1: Write the proportion equation
   113,525.37 : 156,665.06 = 65,806.41 : x
2. Step 2: Convert to fraction form
   113,525.37/156,665.06 = 65,806.41/x
3. Step 3: Cross multiply
   113,525.37x = 156,665.06 × 65,806.41
4. Step 4: Simplify right side
   113,525.37x = 10,309,565,171.03
5. Step 5: Solve for x
   x = 10,309,565,171.03/113,525.37
6. Step 6: Final answer
   x = 90,812.87