Finding the Fourth Proportional to 2,085,845.85, 3,123,078.93 and 1,578,870.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085,845.85 : 3,123,078.93 = 1,578,870.09 : x
2. Step 2: Convert to fraction form
   2,085,845.85/3,123,078.93 = 1,578,870.09/x
3. Step 3: Cross multiply
   2,085,845.85x = 3,123,078.93 × 1,578,870.09
4. Step 4: Simplify right side
   2,085,845.85x = 4,930,935,911,286.20
5. Step 5: Solve for x
   x = 4,930,935,911,286.20/2,085,845.85
6. Step 6: Final answer
   x = 2,363,998.24