Finding the Third Proportional to 661,962 and 1,428,870

Step by Step Solution

1. Step 1: Write the proportion equation
   661,962 : 1,428,870 = 1,428,870 : x
2. Step 2: Convert to fraction form
   661,962/1,428,870 = 1,428,870/x
3. Step 3: Cross multiply
   661,962x = 1,428,870 × 1,428,870
4. Step 4: Simplify right side
   661,962x = 2,041,669,476,900
5. Step 5: Solve for x
   x = 2,041,669,476,900/661,962
6. Step 6: Final answer
   x = 3,084,269.91