Finding the Third Proportional to 103,869.50 and 225,939

Step by Step Solution

1. Step 1: Write the proportion equation
   103,869.50 : 225,939 = 225,939 : x
2. Step 2: Convert to fraction form
   103,869.50/225,939 = 225,939/x
3. Step 3: Cross multiply
   103,869.50x = 225,939 × 225,939
4. Step 4: Simplify right side
   103,869.50x = 51,048,431,721
5. Step 5: Solve for x
   x = 51,048,431,721/103,869.50
6. Step 6: Final answer
   x = 491,467.00