Finding the Fourth Proportional to 105,956.34, 146,227.95 and 60,648.54

Step by Step Solution

1. Step 1: Write the proportion equation
   105,956.34 : 146,227.95 = 60,648.54 : x
2. Step 2: Convert to fraction form
   105,956.34/146,227.95 = 60,648.54/x
3. Step 3: Cross multiply
   105,956.34x = 146,227.95 × 60,648.54
4. Step 4: Simplify right side
   105,956.34x = 8,868,511,674.69
5. Step 5: Solve for x
   x = 8,868,511,674.69/105,956.34
6. Step 6: Final answer
   x = 83,699.68