Finding the Third Proportional to 982,478 and 2,148,253

Step by Step Solution

1. Step 1: Write the proportion equation
   982,478 : 2,148,253 = 2,148,253 : x
2. Step 2: Convert to fraction form
   982,478/2,148,253 = 2,148,253/x
3. Step 3: Cross multiply
   982,478x = 2,148,253 × 2,148,253
4. Step 4: Simplify right side
   982,478x = 4,614,990,952,009
5. Step 5: Solve for x
   x = 4,614,990,952,009/982,478
6. Step 6: Final answer
   x = 4,697,296.99