Finding the Third Proportional to 18,299.25 and 40,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,299.25 : 40,162.50 = 40,162.50 : x
2. Step 2: Convert to fraction form
   18,299.25/40,162.50 = 40,162.50/x
3. Step 3: Cross multiply
   18,299.25x = 40,162.50 × 40,162.50
4. Step 4: Simplify right side
   18,299.25x = 1,613,026,406.25
5. Step 5: Solve for x
   x = 1,613,026,406.25/18,299.25
6. Step 6: Final answer
   x = 88,147.13