Finding the Fourth Proportional to 2,099,404.55, 3,149,606.54 and 679,460.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,404.55 : 3,149,606.54 = 679,460.65 : x
2. Step 2: Convert to fraction form
   2,099,404.55/3,149,606.54 = 679,460.65/x
3. Step 3: Cross multiply
   2,099,404.55x = 3,149,606.54 × 679,460.65
4. Step 4: Simplify right side
   2,099,404.55x = 2,140,033,700,737.29
5. Step 5: Solve for x
   x = 2,140,033,700,737.29/2,099,404.55
6. Step 6: Final answer
   x = 1,019,352.70