Finding the Third Proportional to 619,567 and 1,272,483

Step by Step Solution

1. Step 1: Write the proportion equation
   619,567 : 1,272,483 = 1,272,483 : x
2. Step 2: Convert to fraction form
   619,567/1,272,483 = 1,272,483/x
3. Step 3: Cross multiply
   619,567x = 1,272,483 × 1,272,483
4. Step 4: Simplify right side
   619,567x = 1,619,212,985,289
5. Step 5: Solve for x
   x = 1,619,212,985,289/619,567
6. Step 6: Final answer
   x = 2,613,459.05