Finding the Third Proportional to 56,710.69 and 123,797.81

Step by Step Solution

1. Step 1: Write the proportion equation
   56,710.69 : 123,797.81 = 123,797.81 : x
2. Step 2: Convert to fraction form
   56,710.69/123,797.81 = 123,797.81/x
3. Step 3: Cross multiply
   56,710.69x = 123,797.81 × 123,797.81
4. Step 4: Simplify right side
   56,710.69x = 15,325,898,379.79
5. Step 5: Solve for x
   x = 15,325,898,379.79/56,710.69
6. Step 6: Final answer
   x = 270,247.09