Finding the Fourth Proportional to 79,217.12, 109,333.98 and 50,545.69

Step by Step Solution

1. Step 1: Write the proportion equation
   79,217.12 : 109,333.98 = 50,545.69 : x
2. Step 2: Convert to fraction form
   79,217.12/109,333.98 = 50,545.69/x
3. Step 3: Cross multiply
   79,217.12x = 109,333.98 × 50,545.69
4. Step 4: Simplify right side
   79,217.12x = 5,526,361,186.21
5. Step 5: Solve for x
   x = 5,526,361,186.21/79,217.12
6. Step 6: Final answer
   x = 69,762.21