Finding the Third Proportional to 1,276,330 and 2,763,988

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,330 : 2,763,988 = 2,763,988 : x
2. Step 2: Convert to fraction form
   1,276,330/2,763,988 = 2,763,988/x
3. Step 3: Cross multiply
   1,276,330x = 2,763,988 × 2,763,988
4. Step 4: Simplify right side
   1,276,330x = 7,639,629,664,144
5. Step 5: Solve for x
   x = 7,639,629,664,144/1,276,330
6. Step 6: Final answer
   x = 5,985,622.58