Finding the Third Proportional to 19,500 and 28,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,500 : 28,518.50 = 28,518.50 : x
2. Step 2: Convert to fraction form
   19,500/28,518.50 = 28,518.50/x
3. Step 3: Cross multiply
   19,500x = 28,518.50 × 28,518.50
4. Step 4: Simplify right side
   19,500x = 813,304,842.25
5. Step 5: Solve for x
   x = 813,304,842.25/19,500
6. Step 6: Final answer
   x = 41,707.94