Finding the Third Proportional to 711,248 and 1,039,868

Step by Step Solution

1. Step 1: Write the proportion equation
   711,248 : 1,039,868 = 1,039,868 : x
2. Step 2: Convert to fraction form
   711,248/1,039,868 = 1,039,868/x
3. Step 3: Cross multiply
   711,248x = 1,039,868 × 1,039,868
4. Step 4: Simplify right side
   711,248x = 1,081,325,457,424
5. Step 5: Solve for x
   x = 1,081,325,457,424/711,248
6. Step 6: Final answer
   x = 1,520,321.26