Finding the Third Proportional to 67,217.50 and 103,176

Step by Step Solution

1. Step 1: Write the proportion equation
   67,217.50 : 103,176 = 103,176 : x
2. Step 2: Convert to fraction form
   67,217.50/103,176 = 103,176/x
3. Step 3: Cross multiply
   67,217.50x = 103,176 × 103,176
4. Step 4: Simplify right side
   67,217.50x = 10,645,286,976
5. Step 5: Solve for x
   x = 10,645,286,976/67,217.50
6. Step 6: Final answer
   x = 158,370.77