Finding the Third Proportional to 71,208 and 111,700

Step by Step Solution

1. Step 1: Write the proportion equation
   71,208 : 111,700 = 111,700 : x
2. Step 2: Convert to fraction form
   71,208/111,700 = 111,700/x
3. Step 3: Cross multiply
   71,208x = 111,700 × 111,700
4. Step 4: Simplify right side
   71,208x = 12,476,890,000
5. Step 5: Solve for x
   x = 12,476,890,000/71,208
6. Step 6: Final answer
   x = 175,217.53