Finding the Third Proportional to 3,489,519 and 7,513,566

Step by Step Solution

1. Step 1: Write the proportion equation
   3,489,519 : 7,513,566 = 7,513,566 : x
2. Step 2: Convert to fraction form
   3,489,519/7,513,566 = 7,513,566/x
3. Step 3: Cross multiply
   3,489,519x = 7,513,566 × 7,513,566
4. Step 4: Simplify right side
   3,489,519x = 56,453,674,036,356
5. Step 5: Solve for x
   x = 56,453,674,036,356/3,489,519
6. Step 6: Final answer
   x = 16,178,067.53