Finding the Third Proportional to 67,979.25 and 88,512.75

Step by Step Solution

1. Step 1: Write the proportion equation
   67,979.25 : 88,512.75 = 88,512.75 : x
2. Step 2: Convert to fraction form
   67,979.25/88,512.75 = 88,512.75/x
3. Step 3: Cross multiply
   67,979.25x = 88,512.75 × 88,512.75
4. Step 4: Simplify right side
   67,979.25x = 7,834,506,912.56
5. Step 5: Solve for x
   x = 7,834,506,912.56/67,979.25
6. Step 6: Final answer
   x = 115,248.50