Finding the Third Proportional to 134,268 and 188,218.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,268 : 188,218.50 = 188,218.50 : x
2. Step 2: Convert to fraction form
   134,268/188,218.50 = 188,218.50/x
3. Step 3: Cross multiply
   134,268x = 188,218.50 × 188,218.50
4. Step 4: Simplify right side
   134,268x = 35,426,203,742.25
5. Step 5: Solve for x
   x = 35,426,203,742.25/134,268
6. Step 6: Final answer
   x = 263,846.96