Finding the Third Proportional to 21,436,309 and 45,637,814

Step by Step Solution

1. Step 1: Write the proportion equation
   21,436,309 : 45,637,814 = 45,637,814 : x
2. Step 2: Convert to fraction form
   21,436,309/45,637,814 = 45,637,814/x
3. Step 3: Cross multiply
   21,436,309x = 45,637,814 × 45,637,814
4. Step 4: Simplify right side
   21,436,309x = 2,082,810,066,698,596
5. Step 5: Solve for x
   x = 2,082,810,066,698,596/21,436,309
6. Step 6: Final answer
   x = 97,162,718.95