Finding the Third Proportional to 783,972 and 1,717,404

Step by Step Solution

1. Step 1: Write the proportion equation
   783,972 : 1,717,404 = 1,717,404 : x
2. Step 2: Convert to fraction form
   783,972/1,717,404 = 1,717,404/x
3. Step 3: Cross multiply
   783,972x = 1,717,404 × 1,717,404
4. Step 4: Simplify right side
   783,972x = 2,949,476,499,216
5. Step 5: Solve for x
   x = 2,949,476,499,216/783,972
6. Step 6: Final answer
   x = 3,762,221.74