Finding the Fourth Proportional to 2,001,443.72, 3,002,171.68 and 485,120.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,001,443.72 : 3,002,171.68 = 485,120.70 : x
2. Step 2: Convert to fraction form
   2,001,443.72/3,002,171.68 = 485,120.70/x
3. Step 3: Cross multiply
   2,001,443.72x = 3,002,171.68 × 485,120.70
4. Step 4: Simplify right side
   2,001,443.72x = 1,456,415,626,921.78
5. Step 5: Solve for x
   x = 1,456,415,626,921.78/2,001,443.72
6. Step 6: Final answer
   x = 727,682.53