Finding the Fourth Proportional to 79,517.94, 109,690.72 and 50,392.98

Step by Step Solution

1. Step 1: Write the proportion equation
   79,517.94 : 109,690.72 = 50,392.98 : x
2. Step 2: Convert to fraction form
   79,517.94/109,690.72 = 50,392.98/x
3. Step 3: Cross multiply
   79,517.94x = 109,690.72 × 50,392.98
4. Step 4: Simplify right side
   79,517.94x = 5,527,642,259.15
5. Step 5: Solve for x
   x = 5,527,642,259.15/79,517.94
6. Step 6: Final answer
   x = 69,514.40