Finding the Third Proportional to 113,550 and 238,858

Step by Step Solution

1. Step 1: Write the proportion equation
   113,550 : 238,858 = 238,858 : x
2. Step 2: Convert to fraction form
   113,550/238,858 = 238,858/x
3. Step 3: Cross multiply
   113,550x = 238,858 × 238,858
4. Step 4: Simplify right side
   113,550x = 57,053,144,164
5. Step 5: Solve for x
   x = 57,053,144,164/113,550
6. Step 6: Final answer
   x = 502,449.53