Finding the Third Proportional to 17,860.50 and 28,680.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,860.50 : 28,680.75 = 28,680.75 : x
2. Step 2: Convert to fraction form
   17,860.50/28,680.75 = 28,680.75/x
3. Step 3: Cross multiply
   17,860.50x = 28,680.75 × 28,680.75
4. Step 4: Simplify right side
   17,860.50x = 822,585,420.56
5. Step 5: Solve for x
   x = 822,585,420.56/17,860.50
6. Step 6: Final answer
   x = 46,056.13