Finding the Third Proportional to 1,663,218 and 3,500,302

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,218 : 3,500,302 = 3,500,302 : x
2. Step 2: Convert to fraction form
   1,663,218/3,500,302 = 3,500,302/x
3. Step 3: Cross multiply
   1,663,218x = 3,500,302 × 3,500,302
4. Step 4: Simplify right side
   1,663,218x = 12,252,114,091,204
5. Step 5: Solve for x
   x = 12,252,114,091,204/1,663,218
6. Step 6: Final answer
   x = 7,366,511.24