Finding the Fourth Proportional to 105,760.77, 158,429.65 and 63,617.55

Step by Step Solution

1. Step 1: Write the proportion equation
   105,760.77 : 158,429.65 = 63,617.55 : x
2. Step 2: Convert to fraction form
   105,760.77/158,429.65 = 63,617.55/x
3. Step 3: Cross multiply
   105,760.77x = 158,429.65 × 63,617.55
4. Step 4: Simplify right side
   105,760.77x = 10,078,905,070.12
5. Step 5: Solve for x
   x = 10,078,905,070.12/105,760.77
6. Step 6: Final answer
   x = 95,299.09