Finding the Third Proportional to 6,612,545 and 10,213,469

Step by Step Solution

1. Step 1: Write the proportion equation
   6,612,545 : 10,213,469 = 10,213,469 : x
2. Step 2: Convert to fraction form
   6,612,545/10,213,469 = 10,213,469/x
3. Step 3: Cross multiply
   6,612,545x = 10,213,469 × 10,213,469
4. Step 4: Simplify right side
   6,612,545x = 104,314,949,013,961
5. Step 5: Solve for x
   x = 104,314,949,013,961/6,612,545
6. Step 6: Final answer
   x = 15,775,310.26