Finding the Fourth Proportional to 2,655,284,404.98, 3,980,963,067.69 and 1,605,789,288.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,655,284,404.98 : 3,980,963,067.69 = 1,605,789,288.07 : x
2. Step 2: Convert to fraction form
   2,655,284,404.98/3,980,963,067.69 = 1,605,789,288.07/x
3. Step 3: Cross multiply
   2,655,284,404.98x = 3,980,963,067.69 × 1,605,789,288.07
4. Step 4: Simplify right side
   2,655,284,404.98x = 6,392,587,850,304,826,368
5. Step 5: Solve for x
   x = 6,392,587,850,304,826,368/2,655,284,404.98
6. Step 6: Final answer
   x = 2,407,496,476.95