Finding the Third Proportional to 109,806.50 and 239,752

Step by Step Solution

1. Step 1: Write the proportion equation
   109,806.50 : 239,752 = 239,752 : x
2. Step 2: Convert to fraction form
   109,806.50/239,752 = 239,752/x
3. Step 3: Cross multiply
   109,806.50x = 239,752 × 239,752
4. Step 4: Simplify right side
   109,806.50x = 57,481,021,504
5. Step 5: Solve for x
   x = 57,481,021,504/109,806.50
6. Step 6: Final answer
   x = 523,475.58