Finding the Fourth Proportional to 2,083,855.16, 3,123,986.06 and 805,359.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083,855.16 : 3,123,986.06 = 805,359.74 : x
2. Step 2: Convert to fraction form
   2,083,855.16/3,123,986.06 = 805,359.74/x
3. Step 3: Cross multiply
   2,083,855.16x = 3,123,986.06 × 805,359.74
4. Step 4: Simplify right side
   2,083,855.16x = 2,515,932,587,438.69
5. Step 5: Solve for x
   x = 2,515,932,587,438.69/2,083,855.16
6. Step 6: Final answer
   x = 1,207,345.23