Finding the Third Proportional to 113,158 and 248,060

Step by Step Solution

1. Step 1: Write the proportion equation
   113,158 : 248,060 = 248,060 : x
2. Step 2: Convert to fraction form
   113,158/248,060 = 248,060/x
3. Step 3: Cross multiply
   113,158x = 248,060 × 248,060
4. Step 4: Simplify right side
   113,158x = 61,533,763,600
5. Step 5: Solve for x
   x = 61,533,763,600/113,158
6. Step 6: Final answer
   x = 543,786.24