Finding the Third Proportional to 47,976.75 and 71,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,976.75 : 71,971.50 = 71,971.50 : x
2. Step 2: Convert to fraction form
   47,976.75/71,971.50 = 71,971.50/x
3. Step 3: Cross multiply
   47,976.75x = 71,971.50 × 71,971.50
4. Step 4: Simplify right side
   47,976.75x = 5,179,896,812.25
5. Step 5: Solve for x
   x = 5,179,896,812.25/47,976.75
6. Step 6: Final answer
   x = 107,966.81