Finding the Fourth Proportional to 3,844,454.40, 5,308,869.60 and 3,086,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,844,454.40 : 5,308,869.60 = 3,086,061.12 : x
2. Step 2: Convert to fraction form
   3,844,454.40/5,308,869.60 = 3,086,061.12/x
3. Step 3: Cross multiply
   3,844,454.40x = 5,308,869.60 × 3,086,061.12
4. Step 4: Simplify right side
   3,844,454.40x = 16,383,496,063,709.95
5. Step 5: Solve for x
   x = 16,383,496,063,709.95/3,844,454.40
6. Step 6: Final answer
   x = 4,261,591.99