Finding the Third Proportional to 5,566,697 and 8,619,398

Step by Step Solution

1. Step 1: Write the proportion equation
   5,566,697 : 8,619,398 = 8,619,398 : x
2. Step 2: Convert to fraction form
   5,566,697/8,619,398 = 8,619,398/x
3. Step 3: Cross multiply
   5,566,697x = 8,619,398 × 8,619,398
4. Step 4: Simplify right side
   5,566,697x = 74,294,021,882,404
5. Step 5: Solve for x
   x = 74,294,021,882,404/5,566,697
6. Step 6: Final answer
   x = 13,346,158.75