Finding the Fourth Proportional to 105,786.56, 158,686.32 and 34,713.92

Step by Step Solution

1. Step 1: Write the proportion equation
   105,786.56 : 158,686.32 = 34,713.92 : x
2. Step 2: Convert to fraction form
   105,786.56/158,686.32 = 34,713.92/x
3. Step 3: Cross multiply
   105,786.56x = 158,686.32 × 34,713.92
4. Step 4: Simplify right side
   105,786.56x = 5,508,624,217.57
5. Step 5: Solve for x
   x = 5,508,624,217.57/105,786.56
6. Step 6: Final answer
   x = 52,073.01