Finding the Fourth Proportional to 105,062.48, 144,971.88 and 60,350.48

Step by Step Solution

1. Step 1: Write the proportion equation
   105,062.48 : 144,971.88 = 60,350.48 : x
2. Step 2: Convert to fraction form
   105,062.48/144,971.88 = 60,350.48/x
3. Step 3: Cross multiply
   105,062.48x = 144,971.88 × 60,350.48
4. Step 4: Simplify right side
   105,062.48x = 8,749,122,544.50
5. Step 5: Solve for x
   x = 8,749,122,544.50/105,062.48
6. Step 6: Final answer
   x = 83,275.42