Finding the Third Proportional to 1,340,340 and 2,936,543

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,340 : 2,936,543 = 2,936,543 : x
2. Step 2: Convert to fraction form
   1,340,340/2,936,543 = 2,936,543/x
3. Step 3: Cross multiply
   1,340,340x = 2,936,543 × 2,936,543
4. Step 4: Simplify right side
   1,340,340x = 8,623,284,790,849
5. Step 5: Solve for x
   x = 8,623,284,790,849/1,340,340
6. Step 6: Final answer
   x = 6,433,654.74