Finding the Fourth Proportional to 10,786.10, 16,181.05 and 4,460.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,786.10 : 16,181.05 = 4,460.96 : x
2. Step 2: Convert to fraction form
   10,786.10/16,181.05 = 4,460.96/x
3. Step 3: Cross multiply
   10,786.10x = 16,181.05 × 4,460.96
4. Step 4: Simplify right side
   10,786.10x = 72,183,016.81
5. Step 5: Solve for x
   x = 72,183,016.81/10,786.10
6. Step 6: Final answer
   x = 6,692.23