Finding the Third Proportional to 2,938,710 and 4,539,078

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938,710 : 4,539,078 = 4,539,078 : x
2. Step 2: Convert to fraction form
   2,938,710/4,539,078 = 4,539,078/x
3. Step 3: Cross multiply
   2,938,710x = 4,539,078 × 4,539,078
4. Step 4: Simplify right side
   2,938,710x = 20,603,229,090,084
5. Step 5: Solve for x
   x = 20,603,229,090,084/2,938,710
6. Step 6: Final answer
   x = 7,010,977.30