Finding the Third Proportional to 134,379 and 200,866.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,379 : 200,866.50 = 200,866.50 : x
2. Step 2: Convert to fraction form
   134,379/200,866.50 = 200,866.50/x
3. Step 3: Cross multiply
   134,379x = 200,866.50 × 200,866.50
4. Step 4: Simplify right side
   134,379x = 40,347,350,822.25
5. Step 5: Solve for x
   x = 40,347,350,822.25/134,379
6. Step 6: Final answer
   x = 300,250.42