Finding the Third Proportional to 9,519,456 and 13,880,416

Step by Step Solution

1. Step 1: Write the proportion equation
   9,519,456 : 13,880,416 = 13,880,416 : x
2. Step 2: Convert to fraction form
   9,519,456/13,880,416 = 13,880,416/x
3. Step 3: Cross multiply
   9,519,456x = 13,880,416 × 13,880,416
4. Step 4: Simplify right side
   9,519,456x = 192,665,948,333,056
5. Step 5: Solve for x
   x = 192,665,948,333,056/9,519,456
6. Step 6: Final answer
   x = 20,239,176.31