Finding the Third Proportional to 113,536.69 and 168,115.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,536.69 : 168,115.50 = 168,115.50 : x
2. Step 2: Convert to fraction form
   113,536.69/168,115.50 = 168,115.50/x
3. Step 3: Cross multiply
   113,536.69x = 168,115.50 × 168,115.50
4. Step 4: Simplify right side
   113,536.69x = 28,262,821,340.25
5. Step 5: Solve for x
   x = 28,262,821,340.25/113,536.69
6. Step 6: Final answer
   x = 248,931.18