Finding the Third Proportional to 67,900 and 88,718

Step by Step Solution

1. Step 1: Write the proportion equation
   67,900 : 88,718 = 88,718 : x
2. Step 2: Convert to fraction form
   67,900/88,718 = 88,718/x
3. Step 3: Cross multiply
   67,900x = 88,718 × 88,718
4. Step 4: Simplify right side
   67,900x = 7,870,883,524
5. Step 5: Solve for x
   x = 7,870,883,524/67,900
6. Step 6: Final answer
   x = 115,918.76