Finding the Fourth Proportional to 164,664.50, 227,237.22 and 89,213

Step by Step Solution

1. Step 1: Write the proportion equation
   164,664.50 : 227,237.22 = 89,213 : x
2. Step 2: Convert to fraction form
   164,664.50/227,237.22 = 89,213/x
3. Step 3: Cross multiply
   164,664.50x = 227,237.22 × 89,213
4. Step 4: Simplify right side
   164,664.50x = 20,272,514,107.86
5. Step 5: Solve for x
   x = 20,272,514,107.86/164,664.50
6. Step 6: Final answer
   x = 123,114.05