Finding the Third Proportional to 1,078,632 and 2,340,603

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078,632 : 2,340,603 = 2,340,603 : x
2. Step 2: Convert to fraction form
   1,078,632/2,340,603 = 2,340,603/x
3. Step 3: Cross multiply
   1,078,632x = 2,340,603 × 2,340,603
4. Step 4: Simplify right side
   1,078,632x = 5,478,422,403,609
5. Step 5: Solve for x
   x = 5,478,422,403,609/1,078,632
6. Step 6: Final answer
   x = 5,079,046.80