Finding the Fourth Proportional to 1,096,401.22, 1,644,103.68 and 338,101.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096,401.22 : 1,644,103.68 = 338,101.49 : x
2. Step 2: Convert to fraction form
   1,096,401.22/1,644,103.68 = 338,101.49/x
3. Step 3: Cross multiply
   1,096,401.22x = 1,644,103.68 × 338,101.49
4. Step 4: Simplify right side
   1,096,401.22x = 555,873,906,764.86
5. Step 5: Solve for x
   x = 555,873,906,764.86/1,096,401.22
6. Step 6: Final answer
   x = 506,998.62