Finding the Third Proportional to 2,278,310 and 3,204,290

Step by Step Solution

1. Step 1: Write the proportion equation
   2,278,310 : 3,204,290 = 3,204,290 : x
2. Step 2: Convert to fraction form
   2,278,310/3,204,290 = 3,204,290/x
3. Step 3: Cross multiply
   2,278,310x = 3,204,290 × 3,204,290
4. Step 4: Simplify right side
   2,278,310x = 10,267,474,404,100
5. Step 5: Solve for x
   x = 10,267,474,404,100/2,278,310
6. Step 6: Final answer
   x = 4,506,618.68