Finding the Fourth Proportional to 2,054,275.86, 3,082,488.48 and 840,753.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054,275.86 : 3,082,488.48 = 840,753.30 : x
2. Step 2: Convert to fraction form
   2,054,275.86/3,082,488.48 = 840,753.30/x
3. Step 3: Cross multiply
   2,054,275.86x = 3,082,488.48 × 840,753.30
4. Step 4: Simplify right side
   2,054,275.86x = 2,591,612,361,771.98
5. Step 5: Solve for x
   x = 2,591,612,361,771.98/2,054,275.86
6. Step 6: Final answer
   x = 1,261,569.79