Finding the Third Proportional to 986,931 and 2,051,406

Step by Step Solution

1. Step 1: Write the proportion equation
   986,931 : 2,051,406 = 2,051,406 : x
2. Step 2: Convert to fraction form
   986,931/2,051,406 = 2,051,406/x
3. Step 3: Cross multiply
   986,931x = 2,051,406 × 2,051,406
4. Step 4: Simplify right side
   986,931x = 4,208,266,576,836
5. Step 5: Solve for x
   x = 4,208,266,576,836/986,931
6. Step 6: Final answer
   x = 4,263,992.70