Finding the Third Proportional to 10,900.50 and 16,776

Step by Step Solution

1. Step 1: Write the proportion equation
   10,900.50 : 16,776 = 16,776 : x
2. Step 2: Convert to fraction form
   10,900.50/16,776 = 16,776/x
3. Step 3: Cross multiply
   10,900.50x = 16,776 × 16,776
4. Step 4: Simplify right side
   10,900.50x = 281,434,176
5. Step 5: Solve for x
   x = 281,434,176/10,900.50
6. Step 6: Final answer
   x = 25,818.46