Finding the Third Proportional to 19,109.25 and 40,834.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,109.25 : 40,834.13 = 40,834.13 : x
2. Step 2: Convert to fraction form
   19,109.25/40,834.13 = 40,834.13/x
3. Step 3: Cross multiply
   19,109.25x = 40,834.13 × 40,834.13
4. Step 4: Simplify right side
   19,109.25x = 1,667,425,764.52
5. Step 5: Solve for x
   x = 1,667,425,764.52/19,109.25
6. Step 6: Final answer
   x = 87,257.52