Finding the Third Proportional to 1,263,310 and 2,739,446

Step by Step Solution

1. Step 1: Write the proportion equation
   1,263,310 : 2,739,446 = 2,739,446 : x
2. Step 2: Convert to fraction form
   1,263,310/2,739,446 = 2,739,446/x
3. Step 3: Cross multiply
   1,263,310x = 2,739,446 × 2,739,446
4. Step 4: Simplify right side
   1,263,310x = 7,504,564,386,916
5. Step 5: Solve for x
   x = 7,504,564,386,916/1,263,310
6. Step 6: Final answer
   x = 5,940,398.15