Finding the Fourth Proportional to 80,582.42, 111,114.06 and 55,092.92

Step by Step Solution

1. Step 1: Write the proportion equation
   80,582.42 : 111,114.06 = 55,092.92 : x
2. Step 2: Convert to fraction form
   80,582.42/111,114.06 = 55,092.92/x
3. Step 3: Cross multiply
   80,582.42x = 111,114.06 × 55,092.92
4. Step 4: Simplify right side
   80,582.42x = 6,121,598,018.46
5. Step 5: Solve for x
   x = 6,121,598,018.46/80,582.42
6. Step 6: Final answer
   x = 75,966.92