Finding the Third Proportional to 6,624,430 and 9,969,814

Step by Step Solution

1. Step 1: Write the proportion equation
   6,624,430 : 9,969,814 = 9,969,814 : x
2. Step 2: Convert to fraction form
   6,624,430/9,969,814 = 9,969,814/x
3. Step 3: Cross multiply
   6,624,430x = 9,969,814 × 9,969,814
4. Step 4: Simplify right side
   6,624,430x = 99,397,191,194,596
5. Step 5: Solve for x
   x = 99,397,191,194,596/6,624,430
6. Step 6: Final answer
   x = 15,004,640.58