Finding the Fourth Proportional to 79,798.72, 119,697.36 and 30,550.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,798.72 : 119,697.36 = 30,550.72 : x
2. Step 2: Convert to fraction form
   79,798.72/119,697.36 = 30,550.72/x
3. Step 3: Cross multiply
   79,798.72x = 119,697.36 × 30,550.72
4. Step 4: Simplify right side
   79,798.72x = 3,656,840,530.10
5. Step 5: Solve for x
   x = 3,656,840,530.10/79,798.72
6. Step 6: Final answer
   x = 45,825.80