Finding the Third Proportional to 1,503,686 and 3,306,460

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,686 : 3,306,460 = 3,306,460 : x
2. Step 2: Convert to fraction form
   1,503,686/3,306,460 = 3,306,460/x
3. Step 3: Cross multiply
   1,503,686x = 3,306,460 × 3,306,460
4. Step 4: Simplify right side
   1,503,686x = 10,932,677,731,600
5. Step 5: Solve for x
   x = 10,932,677,731,600/1,503,686
6. Step 6: Final answer
   x = 7,270,585.57