Finding the Fourth Proportional to 105,949.82, 146,175.09 and 60,003.20

Step by Step Solution

1. Step 1: Write the proportion equation
   105,949.82 : 146,175.09 = 60,003.20 : x
2. Step 2: Convert to fraction form
   105,949.82/146,175.09 = 60,003.20/x
3. Step 3: Cross multiply
   105,949.82x = 146,175.09 × 60,003.20
4. Step 4: Simplify right side
   105,949.82x = 8,770,973,160.29
5. Step 5: Solve for x
   x = 8,770,973,160.29/105,949.82
6. Step 6: Final answer
   x = 82,784.22