Finding the Third Proportional to 5,351,860 and 7,629,168

Step by Step Solution

1. Step 1: Write the proportion equation
   5,351,860 : 7,629,168 = 7,629,168 : x
2. Step 2: Convert to fraction form
   5,351,860/7,629,168 = 7,629,168/x
3. Step 3: Cross multiply
   5,351,860x = 7,629,168 × 7,629,168
4. Step 4: Simplify right side
   5,351,860x = 58,204,204,372,224
5. Step 5: Solve for x
   x = 58,204,204,372,224/5,351,860
6. Step 6: Final answer
   x = 10,875,509.52