Finding the Third Proportional to 3,662,784 and 5,603,472

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662,784 : 5,603,472 = 5,603,472 : x
2. Step 2: Convert to fraction form
   3,662,784/5,603,472 = 5,603,472/x
3. Step 3: Cross multiply
   3,662,784x = 5,603,472 × 5,603,472
4. Step 4: Simplify right side
   3,662,784x = 31,398,898,454,784
5. Step 5: Solve for x
   x = 31,398,898,454,784/3,662,784
6. Step 6: Final answer
   x = 8,572,413.35