Finding the Fourth Proportional to 269,123.34, 403,703.91 and 89,208.84

Step by Step Solution

1. Step 1: Write the proportion equation
   269,123.34 : 403,703.91 = 89,208.84 : x
2. Step 2: Convert to fraction form
   269,123.34/403,703.91 = 89,208.84/x
3. Step 3: Cross multiply
   269,123.34x = 403,703.91 × 89,208.84
4. Step 4: Simplify right side
   269,123.34x = 36,013,957,514.56
5. Step 5: Solve for x
   x = 36,013,957,514.56/269,123.34
6. Step 6: Final answer
   x = 133,819.52