Finding the Fourth Proportional to 1,998,787, 2,758,326.17 and 1,081,015.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,998,787 : 2,758,326.17 = 1,081,015.89 : x
2. Step 2: Convert to fraction form
   1,998,787/2,758,326.17 = 1,081,015.89/x
3. Step 3: Cross multiply
   1,998,787x = 2,758,326.17 × 1,081,015.89
4. Step 4: Simplify right side
   1,998,787x = 2,981,794,419,572.84
5. Step 5: Solve for x
   x = 2,981,794,419,572.84/1,998,787
6. Step 6: Final answer
   x = 1,491,801.99