Finding the Third Proportional to 825,948 and 1,276,578

Step by Step Solution

1. Step 1: Write the proportion equation
   825,948 : 1,276,578 = 1,276,578 : x
2. Step 2: Convert to fraction form
   825,948/1,276,578 = 1,276,578/x
3. Step 3: Cross multiply
   825,948x = 1,276,578 × 1,276,578
4. Step 4: Simplify right side
   825,948x = 1,629,651,390,084
5. Step 5: Solve for x
   x = 1,629,651,390,084/825,948
6. Step 6: Final answer
   x = 1,973,067.78