Finding the Third Proportional to 88,163.25 and 208,086.75

Step by Step Solution

1. Step 1: Write the proportion equation
   88,163.25 : 208,086.75 = 208,086.75 : x
2. Step 2: Convert to fraction form
   88,163.25/208,086.75 = 208,086.75/x
3. Step 3: Cross multiply
   88,163.25x = 208,086.75 × 208,086.75
4. Step 4: Simplify right side
   88,163.25x = 43,300,095,525.56
5. Step 5: Solve for x
   x = 43,300,095,525.56/88,163.25
6. Step 6: Final answer
   x = 491,135.43