Finding the Fourth Proportional to 113,861.34, 170,806.59 and 43,731.54

Step by Step Solution

1. Step 1: Write the proportion equation
   113,861.34 : 170,806.59 = 43,731.54 : x
2. Step 2: Convert to fraction form
   113,861.34/170,806.59 = 43,731.54/x
3. Step 3: Cross multiply
   113,861.34x = 170,806.59 × 43,731.54
4. Step 4: Simplify right side
   113,861.34x = 7,469,635,222.85
5. Step 5: Solve for x
   x = 7,469,635,222.85/113,861.34
6. Step 6: Final answer
   x = 65,602.91