Finding the Third Proportional to 19,187 and 41,397.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,187 : 41,397.50 = 41,397.50 : x
2. Step 2: Convert to fraction form
   19,187/41,397.50 = 41,397.50/x
3. Step 3: Cross multiply
   19,187x = 41,397.50 × 41,397.50
4. Step 4: Simplify right side
   19,187x = 1,713,753,006.25
5. Step 5: Solve for x
   x = 1,713,753,006.25/19,187
6. Step 6: Final answer
   x = 89,318.45