Finding the Fourth Proportional to 105,048.48, 144,952.56 and 60,336.48

Step by Step Solution

1. Step 1: Write the proportion equation
   105,048.48 : 144,952.56 = 60,336.48 : x
2. Step 2: Convert to fraction form
   105,048.48/144,952.56 = 60,336.48/x
3. Step 3: Cross multiply
   105,048.48x = 144,952.56 × 60,336.48
4. Step 4: Simplify right side
   105,048.48x = 8,745,927,237.39
5. Step 5: Solve for x
   x = 8,745,927,237.39/105,048.48
6. Step 6: Final answer
   x = 83,256.10