Finding the Third Proportional to 611,714 and 1,317,172

Step by Step Solution

1. Step 1: Write the proportion equation
   611,714 : 1,317,172 = 1,317,172 : x
2. Step 2: Convert to fraction form
   611,714/1,317,172 = 1,317,172/x
3. Step 3: Cross multiply
   611,714x = 1,317,172 × 1,317,172
4. Step 4: Simplify right side
   611,714x = 1,734,942,077,584
5. Step 5: Solve for x
   x = 1,734,942,077,584/611,714
6. Step 6: Final answer
   x = 2,836,198.09