Finding the Third Proportional to 809,702 and 1,210,092

Step by Step Solution

1. Step 1: Write the proportion equation
   809,702 : 1,210,092 = 1,210,092 : x
2. Step 2: Convert to fraction form
   809,702/1,210,092 = 1,210,092/x
3. Step 3: Cross multiply
   809,702x = 1,210,092 × 1,210,092
4. Step 4: Simplify right side
   809,702x = 1,464,322,648,464
5. Step 5: Solve for x
   x = 1,464,322,648,464/809,702
6. Step 6: Final answer
   x = 1,808,471.08