Finding the Fourth Proportional to 164,514.20, 227,029.89 and 89,062.70

Step by Step Solution

1. Step 1: Write the proportion equation
   164,514.20 : 227,029.89 = 89,062.70 : x
2. Step 2: Convert to fraction form
   164,514.20/227,029.89 = 89,062.70/x
3. Step 3: Cross multiply
   164,514.20x = 227,029.89 × 89,062.70
4. Step 4: Simplify right side
   164,514.20x = 20,219,894,984.10
5. Step 5: Solve for x
   x = 20,219,894,984.10/164,514.20
6. Step 6: Final answer
   x = 122,906.69