Finding the Third Proportional to 113,172 and 248,942

Step by Step Solution

1. Step 1: Write the proportion equation
   113,172 : 248,942 = 248,942 : x
2. Step 2: Convert to fraction form
   113,172/248,942 = 248,942/x
3. Step 3: Cross multiply
   113,172x = 248,942 × 248,942
4. Step 4: Simplify right side
   113,172x = 61,972,119,364
5. Step 5: Solve for x
   x = 61,972,119,364/113,172
6. Step 6: Final answer
   x = 547,592.33