Finding the Third Proportional to 1,203,412 and 2,642,988

Step by Step Solution

1. Step 1: Write the proportion equation
   1,203,412 : 2,642,988 = 2,642,988 : x
2. Step 2: Convert to fraction form
   1,203,412/2,642,988 = 2,642,988/x
3. Step 3: Cross multiply
   1,203,412x = 2,642,988 × 2,642,988
4. Step 4: Simplify right side
   1,203,412x = 6,985,385,568,144
5. Step 5: Solve for x
   x = 6,985,385,568,144/1,203,412
6. Step 6: Final answer
   x = 5,804,650.09