Finding the Third Proportional to 4,400,812 and 7,002,168

Step by Step Solution

1. Step 1: Write the proportion equation
   4,400,812 : 7,002,168 = 7,002,168 : x
2. Step 2: Convert to fraction form
   4,400,812/7,002,168 = 7,002,168/x
3. Step 3: Cross multiply
   4,400,812x = 7,002,168 × 7,002,168
4. Step 4: Simplify right side
   4,400,812x = 49,030,356,700,224
5. Step 5: Solve for x
   x = 49,030,356,700,224/4,400,812
6. Step 6: Final answer
   x = 11,141,206.83