Finding the Third Proportional to 59,112.75 and 88,728.75

Step by Step Solution

1. Step 1: Write the proportion equation
   59,112.75 : 88,728.75 = 88,728.75 : x
2. Step 2: Convert to fraction form
   59,112.75/88,728.75 = 88,728.75/x
3. Step 3: Cross multiply
   59,112.75x = 88,728.75 × 88,728.75
4. Step 4: Simplify right side
   59,112.75x = 7,872,791,076.56
5. Step 5: Solve for x
   x = 7,872,791,076.56/59,112.75
6. Step 6: Final answer
   x = 133,182.62