Finding the Third Proportional to 7,962 and 13,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,962 : 13,081.50 = 13,081.50 : x
2. Step 2: Convert to fraction form
   7,962/13,081.50 = 13,081.50/x
3. Step 3: Cross multiply
   7,962x = 13,081.50 × 13,081.50
4. Step 4: Simplify right side
   7,962x = 171,125,642.25
5. Step 5: Solve for x
   x = 171,125,642.25/7,962
6. Step 6: Final answer
   x = 21,492.80