Finding the Third Proportional to 10,899.56 and 16,761.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,899.56 : 16,761.94 = 16,761.94 : x
2. Step 2: Convert to fraction form
   10,899.56/16,761.94 = 16,761.94/x
3. Step 3: Cross multiply
   10,899.56x = 16,761.94 × 16,761.94
4. Step 4: Simplify right side
   10,899.56x = 280,962,548.75
5. Step 5: Solve for x
   x = 280,962,548.75/10,899.56
6. Step 6: Final answer
   x = 25,777.42