Finding the Fourth Proportional to 115,794.27, 159,871.86 and 89,076.42

Step by Step Solution

1. Step 1: Write the proportion equation
   115,794.27 : 159,871.86 = 89,076.42 : x
2. Step 2: Convert to fraction form
   115,794.27/159,871.86 = 89,076.42/x
3. Step 3: Cross multiply
   115,794.27x = 159,871.86 × 89,076.42
4. Step 4: Simplify right side
   115,794.27x = 14,240,812,947.54
5. Step 5: Solve for x
   x = 14,240,812,947.54/115,794.27
6. Step 6: Final answer
   x = 122,983.74