Finding the Third Proportional to 8,611,380 and 13,333,824

Step by Step Solution

1. Step 1: Write the proportion equation
   8,611,380 : 13,333,824 = 13,333,824 : x
2. Step 2: Convert to fraction form
   8,611,380/13,333,824 = 13,333,824/x
3. Step 3: Cross multiply
   8,611,380x = 13,333,824 × 13,333,824
4. Step 4: Simplify right side
   8,611,380x = 177,790,862,462,976
5. Step 5: Solve for x
   x = 177,790,862,462,976/8,611,380
6. Step 6: Final answer
   x = 20,646,036.11