Finding the Fourth Proportional to 1,040,856, 1,436,382.72 and 563,928

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040,856 : 1,436,382.72 = 563,928 : x
2. Step 2: Convert to fraction form
   1,040,856/1,436,382.72 = 563,928/x
3. Step 3: Cross multiply
   1,040,856x = 1,436,382.72 × 563,928
4. Step 4: Simplify right side
   1,040,856x = 810,016,434,524.16
5. Step 5: Solve for x
   x = 810,016,434,524.16/1,040,856
6. Step 6: Final answer
   x = 778,221.42