Finding the Fourth Proportional to 2,002,639.69, 3,004,144.21 and 654,809.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002,639.69 : 3,004,144.21 = 654,809.21 : x
2. Step 2: Convert to fraction form
   2,002,639.69/3,004,144.21 = 654,809.21/x
3. Step 3: Cross multiply
   2,002,639.69x = 3,004,144.21 × 654,809.21
4. Step 4: Simplify right side
   2,002,639.69x = 1,967,141,281,855.45
5. Step 5: Solve for x
   x = 1,967,141,281,855.45/2,002,639.69
6. Step 6: Final answer
   x = 982,274.19