Finding the Third Proportional to 693,610 and 1,490,684

Step by Step Solution

1. Step 1: Write the proportion equation
   693,610 : 1,490,684 = 1,490,684 : x
2. Step 2: Convert to fraction form
   693,610/1,490,684 = 1,490,684/x
3. Step 3: Cross multiply
   693,610x = 1,490,684 × 1,490,684
4. Step 4: Simplify right side
   693,610x = 2,222,138,787,856
5. Step 5: Solve for x
   x = 2,222,138,787,856/693,610
6. Step 6: Final answer
   x = 3,203,729.46