Finding the Third Proportional to 59,255.50 and 129,162.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,255.50 : 129,162.25 = 129,162.25 : x
2. Step 2: Convert to fraction form
   59,255.50/129,162.25 = 129,162.25/x
3. Step 3: Cross multiply
   59,255.50x = 129,162.25 × 129,162.25
4. Step 4: Simplify right side
   59,255.50x = 16,682,886,825.06
5. Step 5: Solve for x
   x = 16,682,886,825.06/59,255.50
6. Step 6: Final answer
   x = 281,541.58