Finding the Third Proportional to 57,379.94 and 124,288.56

Step by Step Solution

1. Step 1: Write the proportion equation
   57,379.94 : 124,288.56 = 124,288.56 : x
2. Step 2: Convert to fraction form
   57,379.94/124,288.56 = 124,288.56/x
3. Step 3: Cross multiply
   57,379.94x = 124,288.56 × 124,288.56
4. Step 4: Simplify right side
   57,379.94x = 15,447,646,768.32
5. Step 5: Solve for x
   x = 15,447,646,768.32/57,379.94
6. Step 6: Final answer
   x = 269,216.86