Finding the Third Proportional to 50,187.94 and 66,909.38

Step by Step Solution

1. Step 1: Write the proportion equation
   50,187.94 : 66,909.38 = 66,909.38 : x
2. Step 2: Convert to fraction form
   50,187.94/66,909.38 = 66,909.38/x
3. Step 3: Cross multiply
   50,187.94x = 66,909.38 × 66,909.38
4. Step 4: Simplify right side
   50,187.94x = 4,476,864,462.89
5. Step 5: Solve for x
   x = 4,476,864,462.89/50,187.94
6. Step 6: Final answer
   x = 89,202.00