Finding the Fourth Proportional to 105,758.64, 158,426.46 and 63,615.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,758.64 : 158,426.46 = 63,615.42 : x
2. Step 2: Convert to fraction form
   105,758.64/158,426.46 = 63,615.42/x
3. Step 3: Cross multiply
   105,758.64x = 158,426.46 × 63,615.42
4. Step 4: Simplify right side
   105,758.64x = 10,078,365,792.01
5. Step 5: Solve for x
   x = 10,078,365,792.01/105,758.64
6. Step 6: Final answer
   x = 95,295.91