Finding the Fourth Proportional to 105,058.05, 144,986.96 and 59,740.24

Step by Step Solution

1. Step 1: Write the proportion equation
   105,058.05 : 144,986.96 = 59,740.24 : x
2. Step 2: Convert to fraction form
   105,058.05/144,986.96 = 59,740.24/x
3. Step 3: Cross multiply
   105,058.05x = 144,986.96 × 59,740.24
4. Step 4: Simplify right side
   105,058.05x = 8,661,555,787.27
5. Step 5: Solve for x
   x = 8,661,555,787.27/105,058.05
6. Step 6: Final answer
   x = 82,445.43