Finding the Third Proportional to 40,945.50 and 57,636.56

Step by Step Solution

1. Step 1: Write the proportion equation
   40,945.50 : 57,636.56 = 57,636.56 : x
2. Step 2: Convert to fraction form
   40,945.50/57,636.56 = 57,636.56/x
3. Step 3: Cross multiply
   40,945.50x = 57,636.56 × 57,636.56
4. Step 4: Simplify right side
   40,945.50x = 3,321,973,336.82
5. Step 5: Solve for x
   x = 3,321,973,336.82/40,945.50
6. Step 6: Final answer
   x = 81,131.59