Finding the Third Proportional to 1,360,218 and 2,978,988

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360,218 : 2,978,988 = 2,978,988 : x
2. Step 2: Convert to fraction form
   1,360,218/2,978,988 = 2,978,988/x
3. Step 3: Cross multiply
   1,360,218x = 2,978,988 × 2,978,988
4. Step 4: Simplify right side
   1,360,218x = 8,874,369,504,144
5. Step 5: Solve for x
   x = 8,874,369,504,144/1,360,218
6. Step 6: Final answer
   x = 6,524,225.90