Finding the Fourth Proportional to 78,805.95, 108,752.18 and 50,511.62

Step by Step Solution

1. Step 1: Write the proportion equation
   78,805.95 : 108,752.18 = 50,511.62 : x
2. Step 2: Convert to fraction form
   78,805.95/108,752.18 = 50,511.62/x
3. Step 3: Cross multiply
   78,805.95x = 108,752.18 × 50,511.62
4. Step 4: Simplify right side
   78,805.95x = 5,493,247,994.01
5. Step 5: Solve for x
   x = 5,493,247,994.01/78,805.95
6. Step 6: Final answer
   x = 69,706.01