Finding the Third Proportional to 711,243 and 1,039,862

Step by Step Solution

1. Step 1: Write the proportion equation
   711,243 : 1,039,862 = 1,039,862 : x
2. Step 2: Convert to fraction form
   711,243/1,039,862 = 1,039,862/x
3. Step 3: Cross multiply
   711,243x = 1,039,862 × 1,039,862
4. Step 4: Simplify right side
   711,243x = 1,081,312,979,044
5. Step 5: Solve for x
   x = 1,081,312,979,044/711,243
6. Step 6: Final answer
   x = 1,520,314.41