Finding the Third Proportional to 978,871 and 2,010,442

Step by Step Solution

1. Step 1: Write the proportion equation
   978,871 : 2,010,442 = 2,010,442 : x
2. Step 2: Convert to fraction form
   978,871/2,010,442 = 2,010,442/x
3. Step 3: Cross multiply
   978,871x = 2,010,442 × 2,010,442
4. Step 4: Simplify right side
   978,871x = 4,041,877,035,364
5. Step 5: Solve for x
   x = 4,041,877,035,364/978,871
6. Step 6: Final answer
   x = 4,129,121.24