Finding the Third Proportional to 913,756 and 1,339,458

Step by Step Solution

1. Step 1: Write the proportion equation
   913,756 : 1,339,458 = 1,339,458 : x
2. Step 2: Convert to fraction form
   913,756/1,339,458 = 1,339,458/x
3. Step 3: Cross multiply
   913,756x = 1,339,458 × 1,339,458
4. Step 4: Simplify right side
   913,756x = 1,794,147,733,764
5. Step 5: Solve for x
   x = 1,794,147,733,764/913,756
6. Step 6: Final answer
   x = 1,963,486.68