Finding the Third Proportional to 8,307.56 and 10,859.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,307.56 : 10,859.06 = 10,859.06 : x
2. Step 2: Convert to fraction form
   8,307.56/10,859.06 = 10,859.06/x
3. Step 3: Cross multiply
   8,307.56x = 10,859.06 × 10,859.06
4. Step 4: Simplify right side
   8,307.56x = 117,919,238.38
5. Step 5: Solve for x
   x = 117,919,238.38/8,307.56
6. Step 6: Final answer
   x = 14,194.20