Finding the Third Proportional to 2,218,298 and 4,541,680

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,298 : 4,541,680 = 4,541,680 : x
2. Step 2: Convert to fraction form
   2,218,298/4,541,680 = 4,541,680/x
3. Step 3: Cross multiply
   2,218,298x = 4,541,680 × 4,541,680
4. Step 4: Simplify right side
   2,218,298x = 20,626,857,222,400
5. Step 5: Solve for x
   x = 20,626,857,222,400/2,218,298
6. Step 6: Final answer
   x = 9,298,505.98