Finding the Fourth Proportional to 2,099,405.19, 3,149,607.48 and 679,461.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,405.19 : 3,149,607.48 = 679,461.27 : x
2. Step 2: Convert to fraction form
   2,099,405.19/3,149,607.48 = 679,461.27/x
3. Step 3: Cross multiply
   2,099,405.19x = 3,149,607.48 × 679,461.27
4. Step 4: Simplify right side
   2,099,405.19x = 2,140,036,298,362.30
5. Step 5: Solve for x
   x = 2,140,036,298,362.30/2,099,405.19
6. Step 6: Final answer
   x = 1,019,353.63