Finding the Fourth Proportional to 11,103.34, 16,656.12 and 3,206.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,103.34 : 16,656.12 = 3,206.05 : x
2. Step 2: Convert to fraction form
   11,103.34/16,656.12 = 3,206.05/x
3. Step 3: Cross multiply
   11,103.34x = 16,656.12 × 3,206.05
4. Step 4: Simplify right side
   11,103.34x = 53,400,311.89
5. Step 5: Solve for x
   x = 53,400,311.89/11,103.34
6. Step 6: Final answer
   x = 4,809.39