Finding the Fourth Proportional to 2,099,405.39, 3,149,607.83 and 679,461.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,405.39 : 3,149,607.83 = 679,461.48 : x
2. Step 2: Convert to fraction form
   2,099,405.39/3,149,607.83 = 679,461.48/x
3. Step 3: Cross multiply
   2,099,405.39x = 3,149,607.83 × 679,461.48
4. Step 4: Simplify right side
   2,099,405.39x = 2,140,037,194,194.08
5. Step 5: Solve for x
   x = 2,140,037,194,194.08/2,099,405.39
6. Step 6: Final answer
   x = 1,019,353.96