Finding the Fourth Proportional to 160,819.83, 221,912.33 and 89,182.35

Step by Step Solution

1. Step 1: Write the proportion equation
   160,819.83 : 221,912.33 = 89,182.35 : x
2. Step 2: Convert to fraction form
   160,819.83/221,912.33 = 89,182.35/x
3. Step 3: Cross multiply
   160,819.83x = 221,912.33 × 89,182.35
4. Step 4: Simplify right side
   160,819.83x = 19,790,662,637.46
5. Step 5: Solve for x
   x = 19,790,662,637.46/160,819.83
6. Step 6: Final answer
   x = 123,061.08