Finding the Third Proportional to 59,524.50 and 91,170

Step by Step Solution

1. Step 1: Write the proportion equation
   59,524.50 : 91,170 = 91,170 : x
2. Step 2: Convert to fraction form
   59,524.50/91,170 = 91,170/x
3. Step 3: Cross multiply
   59,524.50x = 91,170 × 91,170
4. Step 4: Simplify right side
   59,524.50x = 8,311,968,900
5. Step 5: Solve for x
   x = 8,311,968,900/59,524.50
6. Step 6: Final answer
   x = 139,639.46