Finding the Third Proportional to 2,938,603 and 4,540,890

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938,603 : 4,540,890 = 4,540,890 : x
2. Step 2: Convert to fraction form
   2,938,603/4,540,890 = 4,540,890/x
3. Step 3: Cross multiply
   2,938,603x = 4,540,890 × 4,540,890
4. Step 4: Simplify right side
   2,938,603x = 20,619,681,992,100
5. Step 5: Solve for x
   x = 20,619,681,992,100/2,938,603
6. Step 6: Final answer
   x = 7,016,831.46