Finding the Fourth Proportional to 105,861.28, 158,792.56 and 35,740.96

Step by Step Solution

1. Step 1: Write the proportion equation
   105,861.28 : 158,792.56 = 35,740.96 : x
2. Step 2: Convert to fraction form
   105,861.28/158,792.56 = 35,740.96/x
3. Step 3: Cross multiply
   105,861.28x = 158,792.56 × 35,740.96
4. Step 4: Simplify right side
   105,861.28x = 5,675,398,535.26
5. Step 5: Solve for x
   x = 5,675,398,535.26/105,861.28
6. Step 6: Final answer
   x = 53,611.66