Finding the Third Proportional to 139,016.25 and 223,833.38

Step by Step Solution

1. Step 1: Write the proportion equation
   139,016.25 : 223,833.38 = 223,833.38 : x
2. Step 2: Convert to fraction form
   139,016.25/223,833.38 = 223,833.38/x
3. Step 3: Cross multiply
   139,016.25x = 223,833.38 × 223,833.38
4. Step 4: Simplify right side
   139,016.25x = 50,101,379,763.89
5. Step 5: Solve for x
   x = 50,101,379,763.89/139,016.25
6. Step 6: Final answer
   x = 360,399.45