Finding the Third Proportional to 60,772.50 and 132,510

Step by Step Solution

1. Step 1: Write the proportion equation
   60,772.50 : 132,510 = 132,510 : x
2. Step 2: Convert to fraction form
   60,772.50/132,510 = 132,510/x
3. Step 3: Cross multiply
   60,772.50x = 132,510 × 132,510
4. Step 4: Simplify right side
   60,772.50x = 17,558,900,100
5. Step 5: Solve for x
   x = 17,558,900,100/60,772.50
6. Step 6: Final answer
   x = 288,928.38