Finding the Third Proportional to 113,148 and 248,886

Step by Step Solution

1. Step 1: Write the proportion equation
   113,148 : 248,886 = 248,886 : x
2. Step 2: Convert to fraction form
   113,148/248,886 = 248,886/x
3. Step 3: Cross multiply
   113,148x = 248,886 × 248,886
4. Step 4: Simplify right side
   113,148x = 61,944,240,996
5. Step 5: Solve for x
   x = 61,944,240,996/113,148
6. Step 6: Final answer
   x = 547,462.09