Finding the Third Proportional to 1,264,712 and 2,985,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,264,712 : 2,985,408 = 2,985,408 : x
2. Step 2: Convert to fraction form
   1,264,712/2,985,408 = 2,985,408/x
3. Step 3: Cross multiply
   1,264,712x = 2,985,408 × 2,985,408
4. Step 4: Simplify right side
   1,264,712x = 8,912,660,926,464
5. Step 5: Solve for x
   x = 8,912,660,926,464/1,264,712
6. Step 6: Final answer
   x = 7,047,186.18