Finding the Third Proportional to 2,170,802 and 3,191,175

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,802 : 3,191,175 = 3,191,175 : x
2. Step 2: Convert to fraction form
   2,170,802/3,191,175 = 3,191,175/x
3. Step 3: Cross multiply
   2,170,802x = 3,191,175 × 3,191,175
4. Step 4: Simplify right side
   2,170,802x = 10,183,597,880,625
5. Step 5: Solve for x
   x = 10,183,597,880,625/2,170,802
6. Step 6: Final answer
   x = 4,691,168.46