Finding the Third Proportional to 998,164 and 2,164,478

Step by Step Solution

1. Step 1: Write the proportion equation
   998,164 : 2,164,478 = 2,164,478 : x
2. Step 2: Convert to fraction form
   998,164/2,164,478 = 2,164,478/x
3. Step 3: Cross multiply
   998,164x = 2,164,478 × 2,164,478
4. Step 4: Simplify right side
   998,164x = 4,684,965,012,484
5. Step 5: Solve for x
   x = 4,684,965,012,484/998,164
6. Step 6: Final answer
   x = 4,693,582.43