Finding the Third Proportional to 478,338 and 1,040,754

Step by Step Solution

1. Step 1: Write the proportion equation
   478,338 : 1,040,754 = 1,040,754 : x
2. Step 2: Convert to fraction form
   478,338/1,040,754 = 1,040,754/x
3. Step 3: Cross multiply
   478,338x = 1,040,754 × 1,040,754
4. Step 4: Simplify right side
   478,338x = 1,083,168,888,516
5. Step 5: Solve for x
   x = 1,083,168,888,516/478,338
6. Step 6: Final answer
   x = 2,264,442.48