Finding the Third Proportional to 36,456.50 and 57,115

Step by Step Solution

1. Step 1: Write the proportion equation
   36,456.50 : 57,115 = 57,115 : x
2. Step 2: Convert to fraction form
   36,456.50/57,115 = 57,115/x
3. Step 3: Cross multiply
   36,456.50x = 57,115 × 57,115
4. Step 4: Simplify right side
   36,456.50x = 3,262,123,225
5. Step 5: Solve for x
   x = 3,262,123,225/36,456.50
6. Step 6: Final answer
   x = 89,479.88