Finding the Third Proportional to 6,621.75 and 10,843.88

Step by Step Solution

1. Step 1: Write the proportion equation
   6,621.75 : 10,843.88 = 10,843.88 : x
2. Step 2: Convert to fraction form
   6,621.75/10,843.88 = 10,843.88/x
3. Step 3: Cross multiply
   6,621.75x = 10,843.88 × 10,843.88
4. Step 4: Simplify right side
   6,621.75x = 117,589,625.02
5. Step 5: Solve for x
   x = 117,589,625.02/6,621.75
6. Step 6: Final answer
   x = 17,758.09