Finding the Fourth Proportional to 80,456.96, 120,762.24 and 49,352.96

Step by Step Solution

1. Step 1: Write the proportion equation
   80,456.96 : 120,762.24 = 49,352.96 : x
2. Step 2: Convert to fraction form
   80,456.96/120,762.24 = 49,352.96/x
3. Step 3: Cross multiply
   80,456.96x = 120,762.24 × 49,352.96
4. Step 4: Simplify right side
   80,456.96x = 5,959,974,000.23
5. Step 5: Solve for x
   x = 5,959,974,000.23/80,456.96
6. Step 6: Final answer
   x = 74,076.55