Finding the Third Proportional to 59,794.50 and 128,175

Step by Step Solution

1. Step 1: Write the proportion equation
   59,794.50 : 128,175 = 128,175 : x
2. Step 2: Convert to fraction form
   59,794.50/128,175 = 128,175/x
3. Step 3: Cross multiply
   59,794.50x = 128,175 × 128,175
4. Step 4: Simplify right side
   59,794.50x = 16,428,830,625
5. Step 5: Solve for x
   x = 16,428,830,625/59,794.50
6. Step 6: Final answer
   x = 274,754.88