Finding the Third Proportional to 55,357.88 and 85,952.81

Step by Step Solution

1. Step 1: Write the proportion equation
   55,357.88 : 85,952.81 = 85,952.81 : x
2. Step 2: Convert to fraction form
   55,357.88/85,952.81 = 85,952.81/x
3. Step 3: Cross multiply
   55,357.88x = 85,952.81 × 85,952.81
4. Step 4: Simplify right side
   55,357.88x = 7,387,885,976.66
5. Step 5: Solve for x
   x = 7,387,885,976.66/55,357.88
6. Step 6: Final answer
   x = 133,456.82