Finding the Fourth Proportional to 2,085,612, 2,878,144.56 and 1,131,756

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085,612 : 2,878,144.56 = 1,131,756 : x
2. Step 2: Convert to fraction form
   2,085,612/2,878,144.56 = 1,131,756/x
3. Step 3: Cross multiply
   2,085,612x = 2,878,144.56 × 1,131,756
4. Step 4: Simplify right side
   2,085,612x = 3,257,357,374,647.36
5. Step 5: Solve for x
   x = 3,257,357,374,647.36/2,085,612
6. Step 6: Final answer
   x = 1,561,823.28