Finding the Third Proportional to 20,468 and 30,575.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,468 : 30,575.50 = 30,575.50 : x
2. Step 2: Convert to fraction form
   20,468/30,575.50 = 30,575.50/x
3. Step 3: Cross multiply
   20,468x = 30,575.50 × 30,575.50
4. Step 4: Simplify right side
   20,468x = 934,861,200.25
5. Step 5: Solve for x
   x = 934,861,200.25/20,468
6. Step 6: Final answer
   x = 45,674.28