Finding the Third Proportional to 19,188 and 41,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,188 : 41,399.50 = 41,399.50 : x
2. Step 2: Convert to fraction form
   19,188/41,399.50 = 41,399.50/x
3. Step 3: Cross multiply
   19,188x = 41,399.50 × 41,399.50
4. Step 4: Simplify right side
   19,188x = 1,713,918,600.25
5. Step 5: Solve for x
   x = 1,713,918,600.25/19,188
6. Step 6: Final answer
   x = 89,322.42