Finding the Fourth Proportional to 10,861.67, 16,292.64 and 3,466.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,861.67 : 16,292.64 = 3,466.10 : x
2. Step 2: Convert to fraction form
   10,861.67/16,292.64 = 3,466.10/x
3. Step 3: Cross multiply
   10,861.67x = 16,292.64 × 3,466.10
4. Step 4: Simplify right side
   10,861.67x = 56,471,919.50
5. Step 5: Solve for x
   x = 56,471,919.50/10,861.67
6. Step 6: Final answer
   x = 5,199.19