Finding the Third Proportional to 806,826 and 1,249,254

Step by Step Solution

1. Step 1: Write the proportion equation
   806,826 : 1,249,254 = 1,249,254 : x
2. Step 2: Convert to fraction form
   806,826/1,249,254 = 1,249,254/x
3. Step 3: Cross multiply
   806,826x = 1,249,254 × 1,249,254
4. Step 4: Simplify right side
   806,826x = 1,560,635,556,516
5. Step 5: Solve for x
   x = 1,560,635,556,516/806,826
6. Step 6: Final answer
   x = 1,934,290.12