Finding the Third Proportional to 660,280 and 1,446,764

Step by Step Solution

1. Step 1: Write the proportion equation
   660,280 : 1,446,764 = 1,446,764 : x
2. Step 2: Convert to fraction form
   660,280/1,446,764 = 1,446,764/x
3. Step 3: Cross multiply
   660,280x = 1,446,764 × 1,446,764
4. Step 4: Simplify right side
   660,280x = 2,093,126,071,696
5. Step 5: Solve for x
   x = 2,093,126,071,696/660,280
6. Step 6: Final answer
   x = 3,170,058.27