Finding the Third Proportional to 663,074 and 1,430,980

Step by Step Solution

1. Step 1: Write the proportion equation
   663,074 : 1,430,980 = 1,430,980 : x
2. Step 2: Convert to fraction form
   663,074/1,430,980 = 1,430,980/x
3. Step 3: Cross multiply
   663,074x = 1,430,980 × 1,430,980
4. Step 4: Simplify right side
   663,074x = 2,047,703,760,400
5. Step 5: Solve for x
   x = 2,047,703,760,400/663,074
6. Step 6: Final answer
   x = 3,088,197.94