Finding the Third Proportional to 60,641.50 and 86,835.75

Step by Step Solution

1. Step 1: Write the proportion equation
   60,641.50 : 86,835.75 = 86,835.75 : x
2. Step 2: Convert to fraction form
   60,641.50/86,835.75 = 86,835.75/x
3. Step 3: Cross multiply
   60,641.50x = 86,835.75 × 86,835.75
4. Step 4: Simplify right side
   60,641.50x = 7,540,447,478.06
5. Step 5: Solve for x
   x = 7,540,447,478.06/60,641.50
6. Step 6: Final answer
   x = 124,344.67