Finding the Third Proportional to 59,166.50 and 129,175

Step by Step Solution

1. Step 1: Write the proportion equation
   59,166.50 : 129,175 = 129,175 : x
2. Step 2: Convert to fraction form
   59,166.50/129,175 = 129,175/x
3. Step 3: Cross multiply
   59,166.50x = 129,175 × 129,175
4. Step 4: Simplify right side
   59,166.50x = 16,686,180,625
5. Step 5: Solve for x
   x = 16,686,180,625/59,166.50
6. Step 6: Final answer
   x = 282,020.75