Finding the Third Proportional to 1,344,658 and 2,913,326

Step by Step Solution

1. Step 1: Write the proportion equation
   1,344,658 : 2,913,326 = 2,913,326 : x
2. Step 2: Convert to fraction form
   1,344,658/2,913,326 = 2,913,326/x
3. Step 3: Cross multiply
   1,344,658x = 2,913,326 × 2,913,326
4. Step 4: Simplify right side
   1,344,658x = 8,487,468,382,276
5. Step 5: Solve for x
   x = 8,487,468,382,276/1,344,658
6. Step 6: Final answer
   x = 6,311,990.40