Finding the Fourth Proportional to 105,823.43, 146,042.90 and 69,951.23

Step by Step Solution

1. Step 1: Write the proportion equation
   105,823.43 : 146,042.90 = 69,951.23 : x
2. Step 2: Convert to fraction form
   105,823.43/146,042.90 = 69,951.23/x
3. Step 3: Cross multiply
   105,823.43x = 146,042.90 × 69,951.23
4. Step 4: Simplify right side
   105,823.43x = 10,215,880,487.77
5. Step 5: Solve for x
   x = 10,215,880,487.77/105,823.43
6. Step 6: Final answer
   x = 96,537.04