Finding the Fourth Proportional to 160,674.79, 221,729.00 and 89,053.27

Step by Step Solution

1. Step 1: Write the proportion equation
   160,674.79 : 221,729.00 = 89,053.27 : x
2. Step 2: Convert to fraction form
   160,674.79/221,729.00 = 89,053.27/x
3. Step 3: Cross multiply
   160,674.79x = 221,729.00 × 89,053.27
4. Step 4: Simplify right side
   160,674.79x = 19,745,692,751.47
5. Step 5: Solve for x
   x = 19,745,692,751.47/160,674.79
6. Step 6: Final answer
   x = 122,892.29