Finding the Third Proportional to 57,955.50 and 123,018.75

Step by Step Solution

1. Step 1: Write the proportion equation
   57,955.50 : 123,018.75 = 123,018.75 : x
2. Step 2: Convert to fraction form
   57,955.50/123,018.75 = 123,018.75/x
3. Step 3: Cross multiply
   57,955.50x = 123,018.75 × 123,018.75
4. Step 4: Simplify right side
   57,955.50x = 15,133,612,851.56
5. Step 5: Solve for x
   x = 15,133,612,851.56/57,955.50
6. Step 6: Final answer
   x = 261,124.71