Finding the Third Proportional to 108,760.50 and 238,974.75

Step by Step Solution

1. Step 1: Write the proportion equation
   108,760.50 : 238,974.75 = 238,974.75 : x
2. Step 2: Convert to fraction form
   108,760.50/238,974.75 = 238,974.75/x
3. Step 3: Cross multiply
   108,760.50x = 238,974.75 × 238,974.75
4. Step 4: Simplify right side
   108,760.50x = 57,108,931,137.56
5. Step 5: Solve for x
   x = 57,108,931,137.56/108,760.50
6. Step 6: Final answer
   x = 525,088.90