Finding the Third Proportional to 2,603,450 and 5,654,688

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603,450 : 5,654,688 = 5,654,688 : x
2. Step 2: Convert to fraction form
   2,603,450/5,654,688 = 5,654,688/x
3. Step 3: Cross multiply
   2,603,450x = 5,654,688 × 5,654,688
4. Step 4: Simplify right side
   2,603,450x = 31,975,496,377,344
5. Step 5: Solve for x
   x = 31,975,496,377,344/2,603,450
6. Step 6: Final answer
   x = 12,281,970.61