Finding the Fourth Proportional to 105,041.62, 144,951.65 and 59,713.31

Step by Step Solution

1. Step 1: Write the proportion equation
   105,041.62 : 144,951.65 = 59,713.31 : x
2. Step 2: Convert to fraction form
   105,041.62/144,951.65 = 59,713.31/x
3. Step 3: Cross multiply
   105,041.62x = 144,951.65 × 59,713.31
4. Step 4: Simplify right side
   105,041.62x = 8,655,542,875.27
5. Step 5: Solve for x
   x = 8,655,542,875.27/105,041.62
6. Step 6: Final answer
   x = 82,401.08