Finding the Third Proportional to 671,760 and 1,419,352

Step by Step Solution

1. Step 1: Write the proportion equation
   671,760 : 1,419,352 = 1,419,352 : x
2. Step 2: Convert to fraction form
   671,760/1,419,352 = 1,419,352/x
3. Step 3: Cross multiply
   671,760x = 1,419,352 × 1,419,352
4. Step 4: Simplify right side
   671,760x = 2,014,560,099,904
5. Step 5: Solve for x
   x = 2,014,560,099,904/671,760
6. Step 6: Final answer
   x = 2,998,928.34