Finding the Fourth Proportional to 5,491,456.43, 8,237,267.69 and 2,078,826.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,491,456.43 : 8,237,267.69 = 2,078,826.71 : x
2. Step 2: Convert to fraction form
   5,491,456.43/8,237,267.69 = 2,078,826.71/x
3. Step 3: Cross multiply
   5,491,456.43x = 8,237,267.69 × 2,078,826.71
4. Step 4: Simplify right side
   5,491,456.43x = 17,123,852,039,811.53
5. Step 5: Solve for x
   x = 17,123,852,039,811.53/5,491,456.43
6. Step 6: Final answer
   x = 3,118,271.50