Finding the Fourth Proportional to 105,007.38, 144,913.83 and 59,687.27

Step by Step Solution

1. Step 1: Write the proportion equation
   105,007.38 : 144,913.83 = 59,687.27 : x
2. Step 2: Convert to fraction form
   105,007.38/144,913.83 = 59,687.27/x
3. Step 3: Cross multiply
   105,007.38x = 144,913.83 × 59,687.27
4. Step 4: Simplify right side
   105,007.38x = 8,649,510,599.51
5. Step 5: Solve for x
   x = 8,649,510,599.51/105,007.38
6. Step 6: Final answer
   x = 82,370.51