Finding the Third Proportional to 3,110,391 and 4,868,622

Step by Step Solution

1. Step 1: Write the proportion equation
   3,110,391 : 4,868,622 = 4,868,622 : x
2. Step 2: Convert to fraction form
   3,110,391/4,868,622 = 4,868,622/x
3. Step 3: Cross multiply
   3,110,391x = 4,868,622 × 4,868,622
4. Step 4: Simplify right side
   3,110,391x = 23,703,480,178,884
5. Step 5: Solve for x
   x = 23,703,480,178,884/3,110,391
6. Step 6: Final answer
   x = 7,620,739.70