Finding the Third Proportional to 1,339,802 and 2,912,308

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339,802 : 2,912,308 = 2,912,308 : x
2. Step 2: Convert to fraction form
   1,339,802/2,912,308 = 2,912,308/x
3. Step 3: Cross multiply
   1,339,802x = 2,912,308 × 2,912,308
4. Step 4: Simplify right side
   1,339,802x = 8,481,537,886,864
5. Step 5: Solve for x
   x = 8,481,537,886,864/1,339,802
6. Step 6: Final answer
   x = 6,330,441.28