Finding the Third Proportional to 33,811.50 and 52,561.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,811.50 : 52,561.50 = 52,561.50 : x
2. Step 2: Convert to fraction form
   33,811.50/52,561.50 = 52,561.50/x
3. Step 3: Cross multiply
   33,811.50x = 52,561.50 × 52,561.50
4. Step 4: Simplify right side
   33,811.50x = 2,762,711,282.25
5. Step 5: Solve for x
   x = 2,762,711,282.25/33,811.50
6. Step 6: Final answer
   x = 81,709.22