Finding the Third Proportional to 36,920.81 and 54,601.59

Step by Step Solution

1. Step 1: Write the proportion equation
   36,920.81 : 54,601.59 = 54,601.59 : x
2. Step 2: Convert to fraction form
   36,920.81/54,601.59 = 54,601.59/x
3. Step 3: Cross multiply
   36,920.81x = 54,601.59 × 54,601.59
4. Step 4: Simplify right side
   36,920.81x = 2,981,334,040.04
5. Step 5: Solve for x
   x = 2,981,334,040.04/36,920.81
6. Step 6: Final answer
   x = 80,749.42