Finding the Third Proportional to 298,413 and 610,614

Step by Step Solution

1. Step 1: Write the proportion equation
   298,413 : 610,614 = 610,614 : x
2. Step 2: Convert to fraction form
   298,413/610,614 = 610,614/x
3. Step 3: Cross multiply
   298,413x = 610,614 × 610,614
4. Step 4: Simplify right side
   298,413x = 372,849,456,996
5. Step 5: Solve for x
   x = 372,849,456,996/298,413
6. Step 6: Final answer
   x = 1,249,441.07