Finding the Third Proportional to 23,287.50 and 54,837

Step by Step Solution

1. Step 1: Write the proportion equation
   23,287.50 : 54,837 = 54,837 : x
2. Step 2: Convert to fraction form
   23,287.50/54,837 = 54,837/x
3. Step 3: Cross multiply
   23,287.50x = 54,837 × 54,837
4. Step 4: Simplify right side
   23,287.50x = 3,007,096,569
5. Step 5: Solve for x
   x = 3,007,096,569/23,287.50
6. Step 6: Final answer
   x = 129,129.21