Finding the Fourth Proportional to 160,775.46, 221,875.32 and 89,162.16

Step by Step Solution

1. Step 1: Write the proportion equation
   160,775.46 : 221,875.32 = 89,162.16 : x
2. Step 2: Convert to fraction form
   160,775.46/221,875.32 = 89,162.16/x
3. Step 3: Cross multiply
   160,775.46x = 221,875.32 × 89,162.16
4. Step 4: Simplify right side
   160,775.46x = 19,782,882,781.89
5. Step 5: Solve for x
   x = 19,782,882,781.89/160,775.46
6. Step 6: Final answer
   x = 123,046.66