Finding the Third Proportional to 17,790 and 24,390

Step by Step Solution

1. Step 1: Write the proportion equation
   17,790 : 24,390 = 24,390 : x
2. Step 2: Convert to fraction form
   17,790/24,390 = 24,390/x
3. Step 3: Cross multiply
   17,790x = 24,390 × 24,390
4. Step 4: Simplify right side
   17,790x = 594,872,100
5. Step 5: Solve for x
   x = 594,872,100/17,790
6. Step 6: Final answer
   x = 33,438.57