Finding the Fourth Proportional to 7,005.50, 9,667.61 and 3,818.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,005.50 : 9,667.61 = 3,818.83 : x
2. Step 2: Convert to fraction form
   7,005.50/9,667.61 = 3,818.83/x
3. Step 3: Cross multiply
   7,005.50x = 9,667.61 × 3,818.83
4. Step 4: Simplify right side
   7,005.50x = 36,918,901.21
5. Step 5: Solve for x
   x = 36,918,901.21/7,005.50
6. Step 6: Final answer
   x = 5,269.99