Finding the Third Proportional to 55,768.50 and 115,288.31

Step by Step Solution

1. Step 1: Write the proportion equation
   55,768.50 : 115,288.31 = 115,288.31 : x
2. Step 2: Convert to fraction form
   55,768.50/115,288.31 = 115,288.31/x
3. Step 3: Cross multiply
   55,768.50x = 115,288.31 × 115,288.31
4. Step 4: Simplify right side
   55,768.50x = 13,291,394,999.10
5. Step 5: Solve for x
   x = 13,291,394,999.10/55,768.50
6. Step 6: Final answer
   x = 238,331.59