Finding the Third Proportional to 71,245.50 and 111,182.25

Step by Step Solution

1. Step 1: Write the proportion equation
   71,245.50 : 111,182.25 = 111,182.25 : x
2. Step 2: Convert to fraction form
   71,245.50/111,182.25 = 111,182.25/x
3. Step 3: Cross multiply
   71,245.50x = 111,182.25 × 111,182.25
4. Step 4: Simplify right side
   71,245.50x = 12,361,492,715.06
5. Step 5: Solve for x
   x = 12,361,492,715.06/71,245.50
6. Step 6: Final answer
   x = 173,505.59