Finding the Third Proportional to 2,170,400 and 3,192,876

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,400 : 3,192,876 = 3,192,876 : x
2. Step 2: Convert to fraction form
   2,170,400/3,192,876 = 3,192,876/x
3. Step 3: Cross multiply
   2,170,400x = 3,192,876 × 3,192,876
4. Step 4: Simplify right side
   2,170,400x = 10,194,457,151,376
5. Step 5: Solve for x
   x = 10,194,457,151,376/2,170,400
6. Step 6: Final answer
   x = 4,697,040.71