Finding the Third Proportional to 3,897,450 and 8,503,164

Step by Step Solution

1. Step 1: Write the proportion equation
   3,897,450 : 8,503,164 = 8,503,164 : x
2. Step 2: Convert to fraction form
   3,897,450/8,503,164 = 8,503,164/x
3. Step 3: Cross multiply
   3,897,450x = 8,503,164 × 8,503,164
4. Step 4: Simplify right side
   3,897,450x = 72,303,798,010,896
5. Step 5: Solve for x
   x = 72,303,798,010,896/3,897,450
6. Step 6: Final answer
   x = 18,551,565.26