Finding the Third Proportional to 32,856.75 and 71,931.75

Step by Step Solution

1. Step 1: Write the proportion equation
   32,856.75 : 71,931.75 = 71,931.75 : x
2. Step 2: Convert to fraction form
   32,856.75/71,931.75 = 71,931.75/x
3. Step 3: Cross multiply
   32,856.75x = 71,931.75 × 71,931.75
4. Step 4: Simplify right side
   32,856.75x = 5,174,176,658.06
5. Step 5: Solve for x
   x = 5,174,176,658.06/32,856.75
6. Step 6: Final answer
   x = 157,476.82