Finding the Fourth Proportional to 2,099,411.95, 3,149,617.66 and 679,468.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,411.95 : 3,149,617.66 = 679,468.01 : x
2. Step 2: Convert to fraction form
   2,099,411.95/3,149,617.66 = 679,468.01/x
3. Step 3: Cross multiply
   2,099,411.95x = 3,149,617.66 × 679,468.01
4. Step 4: Simplify right side
   2,099,411.95x = 2,140,064,449,876.43
5. Step 5: Solve for x
   x = 2,140,064,449,876.43/2,099,411.95
6. Step 6: Final answer
   x = 1,019,363.76