Finding the Third Proportional to 55,935.09 and 86,728.22

Step by Step Solution

1. Step 1: Write the proportion equation
   55,935.09 : 86,728.22 = 86,728.22 : x
2. Step 2: Convert to fraction form
   55,935.09/86,728.22 = 86,728.22/x
3. Step 3: Cross multiply
   55,935.09x = 86,728.22 × 86,728.22
4. Step 4: Simplify right side
   55,935.09x = 7,521,783,927.55
5. Step 5: Solve for x
   x = 7,521,783,927.55/55,935.09
6. Step 6: Final answer
   x = 134,473.44