Finding the Third Proportional to 71,244.35 and 111,179.78

Step by Step Solution

1. Step 1: Write the proportion equation
   71,244.35 : 111,179.78 = 111,179.78 : x
2. Step 2: Convert to fraction form
   71,244.35/111,179.78 = 111,179.78/x
3. Step 3: Cross multiply
   71,244.35x = 111,179.78 × 111,179.78
4. Step 4: Simplify right side
   71,244.35x = 12,360,942,890.21
5. Step 5: Solve for x
   x = 12,360,942,890.21/71,244.35
6. Step 6: Final answer
   x = 173,500.67