Finding the Fourth Proportional to 105,948.82, 146,173.71 and 60,002.20

Step by Step Solution

1. Step 1: Write the proportion equation
   105,948.82 : 146,173.71 = 60,002.20 : x
2. Step 2: Convert to fraction form
   105,948.82/146,173.71 = 60,002.20/x
3. Step 3: Cross multiply
   105,948.82x = 146,173.71 × 60,002.20
4. Step 4: Simplify right side
   105,948.82x = 8,770,744,182.16
5. Step 5: Solve for x
   x = 8,770,744,182.16/105,948.82
6. Step 6: Final answer
   x = 82,782.84