Finding the Fourth Proportional to 80,765.49, 121,152.69 and 30,849.69

Step by Step Solution

1. Step 1: Write the proportion equation
   80,765.49 : 121,152.69 = 30,849.69 : x
2. Step 2: Convert to fraction form
   80,765.49/121,152.69 = 30,849.69/x
3. Step 3: Cross multiply
   80,765.49x = 121,152.69 × 30,849.69
4. Step 4: Simplify right side
   80,765.49x = 3,737,522,929.17
5. Step 5: Solve for x
   x = 3,737,522,929.17/80,765.49
6. Step 6: Final answer
   x = 46,276.24