Finding the Fourth Proportional to 105,057.05, 144,985.58 and 59,739.24

Step by Step Solution

1. Step 1: Write the proportion equation
   105,057.05 : 144,985.58 = 59,739.24 : x
2. Step 2: Convert to fraction form
   105,057.05/144,985.58 = 59,739.24/x
3. Step 3: Cross multiply
   105,057.05x = 144,985.58 × 59,739.24
4. Step 4: Simplify right side
   105,057.05x = 8,661,328,061.46
5. Step 5: Solve for x
   x = 8,661,328,061.46/105,057.05
6. Step 6: Final answer
   x = 82,444.05