Finding the Fourth Proportional to 3,662.61, 5,490.83 and 1,196.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.61 : 5,490.83 = 1,196.09 : x
2. Step 2: Convert to fraction form
   3,662.61/5,490.83 = 1,196.09/x
3. Step 3: Cross multiply
   3,662.61x = 5,490.83 × 1,196.09
4. Step 4: Simplify right side
   3,662.61x = 6,567,502.39
5. Step 5: Solve for x
   x = 6,567,502.39/3,662.61
6. Step 6: Final answer
   x = 1,793.12