Finding the Third Proportional to 2,116,530 and 3,194,478

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,530 : 3,194,478 = 3,194,478 : x
2. Step 2: Convert to fraction form
   2,116,530/3,194,478 = 3,194,478/x
3. Step 3: Cross multiply
   2,116,530x = 3,194,478 × 3,194,478
4. Step 4: Simplify right side
   2,116,530x = 10,204,689,692,484
5. Step 5: Solve for x
   x = 10,204,689,692,484/2,116,530
6. Step 6: Final answer
   x = 4,821,424.55