Finding the Fourth Proportional to 2,099,753.32, 3,150,128.70 and 679,808.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,753.32 : 3,150,128.70 = 679,808.68 : x
2. Step 2: Convert to fraction form
   2,099,753.32/3,150,128.70 = 679,808.68/x
3. Step 3: Cross multiply
   2,099,753.32x = 3,150,128.70 × 679,808.68
4. Step 4: Simplify right side
   2,099,753.32x = 2,141,484,833,377.12
5. Step 5: Solve for x
   x = 2,141,484,833,377.12/2,099,753.32
6. Step 6: Final answer
   x = 1,019,874.48