Finding the Fourth Proportional to 105,068.48, 144,993.78 and 59,746.46

Step by Step Solution

1. Step 1: Write the proportion equation
   105,068.48 : 144,993.78 = 59,746.46 : x
2. Step 2: Convert to fraction form
   105,068.48/144,993.78 = 59,746.46/x
3. Step 3: Cross multiply
   105,068.48x = 144,993.78 × 59,746.46
4. Step 4: Simplify right side
   105,068.48x = 8,662,864,352.05
5. Step 5: Solve for x
   x = 8,662,864,352.05/105,068.48
6. Step 6: Final answer
   x = 82,449.70