Finding the Fourth Proportional to 1,055,863.69, 1,583,401.83 and 550,207.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,863.69 : 1,583,401.83 = 550,207.42 : x
2. Step 2: Convert to fraction form
   1,055,863.69/1,583,401.83 = 550,207.42/x
3. Step 3: Cross multiply
   1,055,863.69x = 1,583,401.83 × 550,207.42
4. Step 4: Simplify right side
   1,055,863.69x = 871,199,435,707.58
5. Step 5: Solve for x
   x = 871,199,435,707.58/1,055,863.69
6. Step 6: Final answer
   x = 825,105.97