Finding the Fourth Proportional to 2,275,633.98, 3,413,949.42 and 855,690.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275,633.98 : 3,413,949.42 = 855,690.06 : x
2. Step 2: Convert to fraction form
   2,275,633.98/3,413,949.42 = 855,690.06/x
3. Step 3: Cross multiply
   2,275,633.98x = 3,413,949.42 × 855,690.06
4. Step 4: Simplify right side
   2,275,633.98x = 2,921,282,584,036.77
5. Step 5: Solve for x
   x = 2,921,282,584,036.77/2,275,633.98
6. Step 6: Final answer
   x = 1,283,722.52