Finding the Fourth Proportional to 79,429.65, 109,585.50 and 50,766.08

Step by Step Solution

1. Step 1: Write the proportion equation
   79,429.65 : 109,585.50 = 50,766.08 : x
2. Step 2: Convert to fraction form
   79,429.65/109,585.50 = 50,766.08/x
3. Step 3: Cross multiply
   79,429.65x = 109,585.50 × 50,766.08
4. Step 4: Simplify right side
   79,429.65x = 5,563,226,660.72
5. Step 5: Solve for x
   x = 5,563,226,660.72/79,429.65
6. Step 6: Final answer
   x = 70,039.67