Finding the Third Proportional to 18,699.94 and 27,326.63

Step by Step Solution

1. Step 1: Write the proportion equation
   18,699.94 : 27,326.63 = 27,326.63 : x
2. Step 2: Convert to fraction form
   18,699.94/27,326.63 = 27,326.63/x
3. Step 3: Cross multiply
   18,699.94x = 27,326.63 × 27,326.63
4. Step 4: Simplify right side
   18,699.94x = 746,744,433.89
5. Step 5: Solve for x
   x = 746,744,433.89/18,699.94
6. Step 6: Final answer
   x = 39,932.99