Finding the Third Proportional to 59,278.75 and 88,920.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,278.75 : 88,920.25 = 88,920.25 : x
2. Step 2: Convert to fraction form
   59,278.75/88,920.25 = 88,920.25/x
3. Step 3: Cross multiply
   59,278.75x = 88,920.25 × 88,920.25
4. Step 4: Simplify right side
   59,278.75x = 7,906,810,860.06
5. Step 5: Solve for x
   x = 7,906,810,860.06/59,278.75
6. Step 6: Final answer
   x = 133,383.56