Finding the Third Proportional to 40,810.50 and 54,911.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,810.50 : 54,911.25 = 54,911.25 : x
2. Step 2: Convert to fraction form
   40,810.50/54,911.25 = 54,911.25/x
3. Step 3: Cross multiply
   40,810.50x = 54,911.25 × 54,911.25
4. Step 4: Simplify right side
   40,810.50x = 3,015,245,376.56
5. Step 5: Solve for x
   x = 3,015,245,376.56/40,810.50
6. Step 6: Final answer
   x = 73,884.06