Finding the Third Proportional to 2,218,558 and 3,170,364

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,558 : 3,170,364 = 3,170,364 : x
2. Step 2: Convert to fraction form
   2,218,558/3,170,364 = 3,170,364/x
3. Step 3: Cross multiply
   2,218,558x = 3,170,364 × 3,170,364
4. Step 4: Simplify right side
   2,218,558x = 10,051,207,892,496
5. Step 5: Solve for x
   x = 10,051,207,892,496/2,218,558
6. Step 6: Final answer
   x = 4,530,513.92