Finding the Fourth Proportional to 448,978.34, 619,595.33 and 267,793.29

Step by Step Solution

1. Step 1: Write the proportion equation
   448,978.34 : 619,595.33 = 267,793.29 : x
2. Step 2: Convert to fraction form
   448,978.34/619,595.33 = 267,793.29/x
3. Step 3: Cross multiply
   448,978.34x = 619,595.33 × 267,793.29
4. Step 4: Simplify right side
   448,978.34x = 165,923,470,550.37
5. Step 5: Solve for x
   x = 165,923,470,550.37/448,978.34
6. Step 6: Final answer
   x = 369,557.85