Finding the Fourth Proportional to 105,062.22, 144,979.86 and 59,733.78

Step by Step Solution

1. Step 1: Write the proportion equation
   105,062.22 : 144,979.86 = 59,733.78 : x
2. Step 2: Convert to fraction form
   105,062.22/144,979.86 = 59,733.78/x
3. Step 3: Cross multiply
   105,062.22x = 144,979.86 × 59,733.78
4. Step 4: Simplify right side
   105,062.22x = 8,660,195,061.67
5. Step 5: Solve for x
   x = 8,660,195,061.67/105,062.22
6. Step 6: Final answer
   x = 82,429.20