Finding the Fourth Proportional to 80,503.77, 111,093.04 and 48,256.61

Step by Step Solution

1. Step 1: Write the proportion equation
   80,503.77 : 111,093.04 = 48,256.61 : x
2. Step 2: Convert to fraction form
   80,503.77/111,093.04 = 48,256.61/x
3. Step 3: Cross multiply
   80,503.77x = 111,093.04 × 48,256.61
4. Step 4: Simplify right side
   80,503.77x = 5,360,972,828.89
5. Step 5: Solve for x
   x = 5,360,972,828.89/80,503.77
6. Step 6: Final answer
   x = 66,592.82