Finding the Third Proportional to 8,449.31 and 17,490.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,449.31 : 17,490.94 = 17,490.94 : x
2. Step 2: Convert to fraction form
   8,449.31/17,490.94 = 17,490.94/x
3. Step 3: Cross multiply
   8,449.31x = 17,490.94 × 17,490.94
4. Step 4: Simplify right side
   8,449.31x = 305,932,894.63
5. Step 5: Solve for x
   x = 305,932,894.63/8,449.31
6. Step 6: Final answer
   x = 36,208.02