Finding the Third Proportional to 56,682.75 and 123,572.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,682.75 : 123,572.25 = 123,572.25 : x
2. Step 2: Convert to fraction form
   56,682.75/123,572.25 = 123,572.25/x
3. Step 3: Cross multiply
   56,682.75x = 123,572.25 × 123,572.25
4. Step 4: Simplify right side
   56,682.75x = 15,270,100,970.06
5. Step 5: Solve for x
   x = 15,270,100,970.06/56,682.75
6. Step 6: Final answer
   x = 269,395.91