Finding the Fourth Proportional to 2,136,401.34, 3,204,518.49 and 538,944.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136,401.34 : 3,204,518.49 = 538,944.54 : x
2. Step 2: Convert to fraction form
   2,136,401.34/3,204,518.49 = 538,944.54/x
3. Step 3: Cross multiply
   2,136,401.34x = 3,204,518.49 × 538,944.54
4. Step 4: Simplify right side
   2,136,401.34x = 1,727,057,743,514.55
5. Step 5: Solve for x
   x = 1,727,057,743,514.55/2,136,401.34
6. Step 6: Final answer
   x = 808,395.74