Finding the Third Proportional to 661,970 and 1,428,886

Step by Step Solution

1. Step 1: Write the proportion equation
   661,970 : 1,428,886 = 1,428,886 : x
2. Step 2: Convert to fraction form
   661,970/1,428,886 = 1,428,886/x
3. Step 3: Cross multiply
   661,970x = 1,428,886 × 1,428,886
4. Step 4: Simplify right side
   661,970x = 2,041,715,200,996
5. Step 5: Solve for x
   x = 2,041,715,200,996/661,970
6. Step 6: Final answer
   x = 3,084,301.71