Finding the Fourth Proportional to 105,545.68, 158,298.72 and 52,941.04

Step by Step Solution

1. Step 1: Write the proportion equation
   105,545.68 : 158,298.72 = 52,941.04 : x
2. Step 2: Convert to fraction form
   105,545.68/158,298.72 = 52,941.04/x
3. Step 3: Cross multiply
   105,545.68x = 158,298.72 × 52,941.04
4. Step 4: Simplify right side
   105,545.68x = 8,380,498,867.47
5. Step 5: Solve for x
   x = 8,380,498,867.47/105,545.68
6. Step 6: Final answer
   x = 79,401.63