Finding the Third Proportional to 17,760 and 28,611

Step by Step Solution

1. Step 1: Write the proportion equation
   17,760 : 28,611 = 28,611 : x
2. Step 2: Convert to fraction form
   17,760/28,611 = 28,611/x
3. Step 3: Cross multiply
   17,760x = 28,611 × 28,611
4. Step 4: Simplify right side
   17,760x = 818,589,321
5. Step 5: Solve for x
   x = 818,589,321/17,760
6. Step 6: Final answer
   x = 46,091.74