Finding the Third Proportional to 19,163.81 and 41,890.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,163.81 : 41,890.13 = 41,890.13 : x
2. Step 2: Convert to fraction form
   19,163.81/41,890.13 = 41,890.13/x
3. Step 3: Cross multiply
   19,163.81x = 41,890.13 × 41,890.13
4. Step 4: Simplify right side
   19,163.81x = 1,754,782,572.52
5. Step 5: Solve for x
   x = 1,754,782,572.52/19,163.81
6. Step 6: Final answer
   x = 91,567.51