Finding the Fourth Proportional to 146,285.33, 219,470.03 and 60,879.57

Step by Step Solution

1. Step 1: Write the proportion equation
   146,285.33 : 219,470.03 = 60,879.57 : x
2. Step 2: Convert to fraction form
   146,285.33/219,470.03 = 60,879.57/x
3. Step 3: Cross multiply
   146,285.33x = 219,470.03 × 60,879.57
4. Step 4: Simplify right side
   146,285.33x = 13,361,240,749.89
5. Step 5: Solve for x
   x = 13,361,240,749.89/146,285.33
6. Step 6: Final answer
   x = 91,336.85