Finding the Third Proportional to 113,628 and 168,254.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,628 : 168,254.50 = 168,254.50 : x
2. Step 2: Convert to fraction form
   113,628/168,254.50 = 168,254.50/x
3. Step 3: Cross multiply
   113,628x = 168,254.50 × 168,254.50
4. Step 4: Simplify right side
   113,628x = 28,309,576,770.25
5. Step 5: Solve for x
   x = 28,309,576,770.25/113,628
6. Step 6: Final answer
   x = 249,142.61