Finding the Third Proportional to 2,368,613 and 5,209,512

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368,613 : 5,209,512 = 5,209,512 : x
2. Step 2: Convert to fraction form
   2,368,613/5,209,512 = 5,209,512/x
3. Step 3: Cross multiply
   2,368,613x = 5,209,512 × 5,209,512
4. Step 4: Simplify right side
   2,368,613x = 27,139,015,278,144
5. Step 5: Solve for x
   x = 27,139,015,278,144/2,368,613
6. Step 6: Final answer
   x = 11,457,766.75