Finding the Third Proportional to 18,468.75 and 40,825.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,468.75 : 40,825.50 = 40,825.50 : x
2. Step 2: Convert to fraction form
   18,468.75/40,825.50 = 40,825.50/x
3. Step 3: Cross multiply
   18,468.75x = 40,825.50 × 40,825.50
4. Step 4: Simplify right side
   18,468.75x = 1,666,721,450.25
5. Step 5: Solve for x
   x = 1,666,721,450.25/18,468.75
6. Step 6: Final answer
   x = 90,245.49