Finding the Third Proportional to 19,486.50 and 28,500

Step by Step Solution

1. Step 1: Write the proportion equation
   19,486.50 : 28,500 = 28,500 : x
2. Step 2: Convert to fraction form
   19,486.50/28,500 = 28,500/x
3. Step 3: Cross multiply
   19,486.50x = 28,500 × 28,500
4. Step 4: Simplify right side
   19,486.50x = 812,250,000
5. Step 5: Solve for x
   x = 812,250,000/19,486.50
6. Step 6: Final answer
   x = 41,682.70