Finding the Fourth Proportional to 2,384,642.10, 3,576,984.77 and 678,784.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384,642.10 : 3,576,984.77 = 678,784.73 : x
2. Step 2: Convert to fraction form
   2,384,642.10/3,576,984.77 = 678,784.73/x
3. Step 3: Cross multiply
   2,384,642.10x = 3,576,984.77 × 678,784.73
4. Step 4: Simplify right side
   2,384,642.10x = 2,428,002,641,318.56
5. Step 5: Solve for x
   x = 2,428,002,641,318.56/2,384,642.10
6. Step 6: Final answer
   x = 1,018,183.25