Finding the Third Proportional to 13,213,656 and 17,413,812

Step by Step Solution

1. Step 1: Write the proportion equation
   13,213,656 : 17,413,812 = 17,413,812 : x
2. Step 2: Convert to fraction form
   13,213,656/17,413,812 = 17,413,812/x
3. Step 3: Cross multiply
   13,213,656x = 17,413,812 × 17,413,812
4. Step 4: Simplify right side
   13,213,656x = 303,240,848,371,344
5. Step 5: Solve for x
   x = 303,240,848,371,344/13,213,656
6. Step 6: Final answer
   x = 22,949,049.71