Finding the Third Proportional to 5,351,826 and 7,629,120

Step by Step Solution

1. Step 1: Write the proportion equation
   5,351,826 : 7,629,120 = 7,629,120 : x
2. Step 2: Convert to fraction form
   5,351,826/7,629,120 = 7,629,120/x
3. Step 3: Cross multiply
   5,351,826x = 7,629,120 × 7,629,120
4. Step 4: Simplify right side
   5,351,826x = 58,203,471,974,400
5. Step 5: Solve for x
   x = 58,203,471,974,400/5,351,826
6. Step 6: Final answer
   x = 10,875,441.76