Finding the Third Proportional to 668,170 and 1,456,938

Step by Step Solution

1. Step 1: Write the proportion equation
   668,170 : 1,456,938 = 1,456,938 : x
2. Step 2: Convert to fraction form
   668,170/1,456,938 = 1,456,938/x
3. Step 3: Cross multiply
   668,170x = 1,456,938 × 1,456,938
4. Step 4: Simplify right side
   668,170x = 2,122,668,335,844
5. Step 5: Solve for x
   x = 2,122,668,335,844/668,170
6. Step 6: Final answer
   x = 3,176,838.73