Finding the Third Proportional to 4,814,728 and 7,479,214

Step by Step Solution

1. Step 1: Write the proportion equation
   4,814,728 : 7,479,214 = 7,479,214 : x
2. Step 2: Convert to fraction form
   4,814,728/7,479,214 = 7,479,214/x
3. Step 3: Cross multiply
   4,814,728x = 7,479,214 × 7,479,214
4. Step 4: Simplify right side
   4,814,728x = 55,938,642,057,796
5. Step 5: Solve for x
   x = 55,938,642,057,796/4,814,728
6. Step 6: Final answer
   x = 11,618,235.14