Finding the Third Proportional to 4,146,996 and 8,624,967

Step by Step Solution

1. Step 1: Write the proportion equation
   4,146,996 : 8,624,967 = 8,624,967 : x
2. Step 2: Convert to fraction form
   4,146,996/8,624,967 = 8,624,967/x
3. Step 3: Cross multiply
   4,146,996x = 8,624,967 × 8,624,967
4. Step 4: Simplify right side
   4,146,996x = 74,390,055,751,089
5. Step 5: Solve for x
   x = 74,390,055,751,089/4,146,996
6. Step 6: Final answer
   x = 17,938,299.37