Finding the Third Proportional to 982,340 and 2,171,144

Step by Step Solution

1. Step 1: Write the proportion equation
   982,340 : 2,171,144 = 2,171,144 : x
2. Step 2: Convert to fraction form
   982,340/2,171,144 = 2,171,144/x
3. Step 3: Cross multiply
   982,340x = 2,171,144 × 2,171,144
4. Step 4: Simplify right side
   982,340x = 4,713,866,268,736
5. Step 5: Solve for x
   x = 4,713,866,268,736/982,340
6. Step 6: Final answer
   x = 4,798,609.72