Finding the Fourth Proportional to 2,040,661,034.10, 3,061,290,149.55 and 660,240,630.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040,661,034.10 : 3,061,290,149.55 = 660,240,630.90 : x
2. Step 2: Convert to fraction form
   2,040,661,034.10/3,061,290,149.55 = 660,240,630.90/x
3. Step 3: Cross multiply
   2,040,661,034.10x = 3,061,290,149.55 × 660,240,630.90
4. Step 4: Simplify right side
   2,040,661,034.10x = 2,021,188,139,706,847,488
5. Step 5: Solve for x
   x = 2,021,188,139,706,847,488/2,040,661,034.10
6. Step 6: Final answer
   x = 990,457,555.63