Finding the Third Proportional to 8,947,190 and 13,681,002

Step by Step Solution

1. Step 1: Write the proportion equation
   8,947,190 : 13,681,002 = 13,681,002 : x
2. Step 2: Convert to fraction form
   8,947,190/13,681,002 = 13,681,002/x
3. Step 3: Cross multiply
   8,947,190x = 13,681,002 × 13,681,002
4. Step 4: Simplify right side
   8,947,190x = 187,169,815,724,004
5. Step 5: Solve for x
   x = 187,169,815,724,004/8,947,190
6. Step 6: Final answer
   x = 20,919,396.56