Finding the Fourth Proportional to 79,045.62, 109,118.54 and 50,403.67

Step by Step Solution

1. Step 1: Write the proportion equation
   79,045.62 : 109,118.54 = 50,403.67 : x
2. Step 2: Convert to fraction form
   79,045.62/109,118.54 = 50,403.67/x
3. Step 3: Cross multiply
   79,045.62x = 109,118.54 × 50,403.67
4. Step 4: Simplify right side
   79,045.62x = 5,499,974,629.02
5. Step 5: Solve for x
   x = 5,499,974,629.02/79,045.62
6. Step 6: Final answer
   x = 69,579.75