Finding the Third Proportional to 113,646 and 239,273.25

Step by Step Solution

1. Step 1: Write the proportion equation
   113,646 : 239,273.25 = 239,273.25 : x
2. Step 2: Convert to fraction form
   113,646/239,273.25 = 239,273.25/x
3. Step 3: Cross multiply
   113,646x = 239,273.25 × 239,273.25
4. Step 4: Simplify right side
   113,646x = 57,251,688,165.56
5. Step 5: Solve for x
   x = 57,251,688,165.56/113,646
6. Step 6: Final answer
   x = 503,772.14