Finding the Fourth Proportional to 80,717.31, 111,379.86 and 44,904.78

Step by Step Solution

1. Step 1: Write the proportion equation
   80,717.31 : 111,379.86 = 44,904.78 : x
2. Step 2: Convert to fraction form
   80,717.31/111,379.86 = 44,904.78/x
3. Step 3: Cross multiply
   80,717.31x = 111,379.86 × 44,904.78
4. Step 4: Simplify right side
   80,717.31x = 5,001,488,109.73
5. Step 5: Solve for x
   x = 5,001,488,109.73/80,717.31
6. Step 6: Final answer
   x = 61,963.02