Finding the Third Proportional to 1,213,344 and 2,612,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,213,344 : 2,612,736 = 2,612,736 : x
2. Step 2: Convert to fraction form
   1,213,344/2,612,736 = 2,612,736/x
3. Step 3: Cross multiply
   1,213,344x = 2,612,736 × 2,612,736
4. Step 4: Simplify right side
   1,213,344x = 6,826,389,405,696
5. Step 5: Solve for x
   x = 6,826,389,405,696/1,213,344
6. Step 6: Final answer
   x = 5,626,095.65