Finding the Third Proportional to 113,648 and 168,274

Step by Step Solution

1. Step 1: Write the proportion equation
   113,648 : 168,274 = 168,274 : x
2. Step 2: Convert to fraction form
   113,648/168,274 = 168,274/x
3. Step 3: Cross multiply
   113,648x = 168,274 × 168,274
4. Step 4: Simplify right side
   113,648x = 28,316,139,076
5. Step 5: Solve for x
   x = 28,316,139,076/113,648
6. Step 6: Final answer
   x = 249,156.51