Finding the Third Proportional to 59,105.25 and 88,719.75

Step by Step Solution

1. Step 1: Write the proportion equation
   59,105.25 : 88,719.75 = 88,719.75 : x
2. Step 2: Convert to fraction form
   59,105.25/88,719.75 = 88,719.75/x
3. Step 3: Cross multiply
   59,105.25x = 88,719.75 × 88,719.75
4. Step 4: Simplify right side
   59,105.25x = 7,871,194,040.06
5. Step 5: Solve for x
   x = 7,871,194,040.06/59,105.25
6. Step 6: Final answer
   x = 133,172.50