Finding the Third Proportional to 18,468 and 43,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,468 : 43,357.50 = 43,357.50 : x
2. Step 2: Convert to fraction form
   18,468/43,357.50 = 43,357.50/x
3. Step 3: Cross multiply
   18,468x = 43,357.50 × 43,357.50
4. Step 4: Simplify right side
   18,468x = 1,879,872,806.25
5. Step 5: Solve for x
   x = 1,879,872,806.25/18,468
6. Step 6: Final answer
   x = 101,790.82