Finding the Third Proportional to 113,018 and 245,716

Step by Step Solution

1. Step 1: Write the proportion equation
   113,018 : 245,716 = 245,716 : x
2. Step 2: Convert to fraction form
   113,018/245,716 = 245,716/x
3. Step 3: Cross multiply
   113,018x = 245,716 × 245,716
4. Step 4: Simplify right side
   113,018x = 60,376,352,656
5. Step 5: Solve for x
   x = 60,376,352,656/113,018
6. Step 6: Final answer
   x = 534,218.91