Finding the Fourth Proportional to 2,079,207.94, 2,869,330.89 and 1,219,782.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079,207.94 : 2,869,330.89 = 1,219,782.82 : x
2. Step 2: Convert to fraction form
   2,079,207.94/2,869,330.89 = 1,219,782.82/x
3. Step 3: Cross multiply
   2,079,207.94x = 2,869,330.89 × 1,219,782.82
4. Step 4: Simplify right side
   2,079,207.94x = 3,499,960,524,517.31
5. Step 5: Solve for x
   x = 3,499,960,524,517.31/2,079,207.94
6. Step 6: Final answer
   x = 1,683,314.33