Finding the Fourth Proportional to 2,099,401.43, 3,149,601.90 and 679,457.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,401.43 : 3,149,601.90 = 679,457.52 : x
2. Step 2: Convert to fraction form
   2,099,401.43/3,149,601.90 = 679,457.52/x
3. Step 3: Cross multiply
   2,099,401.43x = 3,149,601.90 × 679,457.52
4. Step 4: Simplify right side
   2,099,401.43x = 2,140,020,695,961.29
5. Step 5: Solve for x
   x = 2,140,020,695,961.29/2,099,401.43
6. Step 6: Final answer
   x = 1,019,348.02