Finding the Third Proportional to 711,747 and 986,944.50

Step by Step Solution

1. Step 1: Write the proportion equation
   711,747 : 986,944.50 = 986,944.50 : x
2. Step 2: Convert to fraction form
   711,747/986,944.50 = 986,944.50/x
3. Step 3: Cross multiply
   711,747x = 986,944.50 × 986,944.50
4. Step 4: Simplify right side
   711,747x = 974,059,446,080.25
5. Step 5: Solve for x
   x = 974,059,446,080.25/711,747
6. Step 6: Final answer
   x = 1,368,547.32