Finding the Third Proportional to 8,816.34 and 20,776.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,816.34 : 20,776.50 = 20,776.50 : x
2. Step 2: Convert to fraction form
   8,816.34/20,776.50 = 20,776.50/x
3. Step 3: Cross multiply
   8,816.34x = 20,776.50 × 20,776.50
4. Step 4: Simplify right side
   8,816.34x = 431,662,952.25
5. Step 5: Solve for x
   x = 431,662,952.25/8,816.34
6. Step 6: Final answer
   x = 48,961.67