Finding the Third Proportional to 1,241,253 and 2,678,451

Step by Step Solution

1. Step 1: Write the proportion equation
   1,241,253 : 2,678,451 = 2,678,451 : x
2. Step 2: Convert to fraction form
   1,241,253/2,678,451 = 2,678,451/x
3. Step 3: Cross multiply
   1,241,253x = 2,678,451 × 2,678,451
4. Step 4: Simplify right side
   1,241,253x = 7,174,099,759,401
5. Step 5: Solve for x
   x = 7,174,099,759,401/1,241,253
6. Step 6: Final answer
   x = 5,779,724.00