Finding the Third Proportional to 41,640.75 and 90,585.56

Step by Step Solution

1. Step 1: Write the proportion equation
   41,640.75 : 90,585.56 = 90,585.56 : x
2. Step 2: Convert to fraction form
   41,640.75/90,585.56 = 90,585.56/x
3. Step 3: Cross multiply
   41,640.75x = 90,585.56 × 90,585.56
4. Step 4: Simplify right side
   41,640.75x = 8,205,744,133.44
5. Step 5: Solve for x
   x = 8,205,744,133.44/41,640.75
6. Step 6: Final answer
   x = 197,060.43