Finding the Third Proportional to 3,897,452 and 8,503,168

Step by Step Solution

1. Step 1: Write the proportion equation
   3,897,452 : 8,503,168 = 8,503,168 : x
2. Step 2: Convert to fraction form
   3,897,452/8,503,168 = 8,503,168/x
3. Step 3: Cross multiply
   3,897,452x = 8,503,168 × 8,503,168
4. Step 4: Simplify right side
   3,897,452x = 72,303,866,036,224
5. Step 5: Solve for x
   x = 72,303,866,036,224/3,897,452
6. Step 6: Final answer
   x = 18,551,573.19