Finding the Fourth Proportional to 160,849.16, 221,973.18 and 89,233.82

Step by Step Solution

1. Step 1: Write the proportion equation
   160,849.16 : 221,973.18 = 89,233.82 : x
2. Step 2: Convert to fraction form
   160,849.16/221,973.18 = 89,233.82/x
3. Step 3: Cross multiply
   160,849.16x = 221,973.18 × 89,233.82
4. Step 4: Simplify right side
   160,849.16x = 19,807,514,788.95
5. Step 5: Solve for x
   x = 19,807,514,788.95/160,849.16
6. Step 6: Final answer
   x = 123,143.41