Finding the Third Proportional to 17,790 and 28,657

Step by Step Solution

1. Step 1: Write the proportion equation
   17,790 : 28,657 = 28,657 : x
2. Step 2: Convert to fraction form
   17,790/28,657 = 28,657/x
3. Step 3: Cross multiply
   17,790x = 28,657 × 28,657
4. Step 4: Simplify right side
   17,790x = 821,223,649
5. Step 5: Solve for x
   x = 821,223,649/17,790
6. Step 6: Final answer
   x = 46,162.09