Finding the Third Proportional to 27,988.50 and 60,900

Step by Step Solution

1. Step 1: Write the proportion equation
   27,988.50 : 60,900 = 60,900 : x
2. Step 2: Convert to fraction form
   27,988.50/60,900 = 60,900/x
3. Step 3: Cross multiply
   27,988.50x = 60,900 × 60,900
4. Step 4: Simplify right side
   27,988.50x = 3,708,810,000
5. Step 5: Solve for x
   x = 3,708,810,000/27,988.50
6. Step 6: Final answer
   x = 132,511.92