Finding the Fourth Proportional to 2,859,058,687.20, 3,944,277,111.49 and 1,785,498,223.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859,058,687.20 : 3,944,277,111.49 = 1,785,498,223.78 : x
2. Step 2: Convert to fraction form
   2,859,058,687.20/3,944,277,111.49 = 1,785,498,223.78/x
3. Step 3: Cross multiply
   2,859,058,687.20x = 3,944,277,111.49 × 1,785,498,223.78
4. Step 4: Simplify right side
   2,859,058,687.20x = 7,042,499,776,661,504,000
5. Step 5: Solve for x
   x = 7,042,499,776,661,504,000/2,859,058,687.20
6. Step 6: Final answer
   x = 2,463,223,230.85