Finding the Fourth Proportional to 2,196.61, 3,291.79 and 1,700.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.61 : 3,291.79 = 1,700.71 : x
2. Step 2: Convert to fraction form
   2,196.61/3,291.79 = 1,700.71/x
3. Step 3: Cross multiply
   2,196.61x = 3,291.79 × 1,700.71
4. Step 4: Simplify right side
   2,196.61x = 5,598,367.69
5. Step 5: Solve for x
   x = 5,598,367.69/2,196.61
6. Step 6: Final answer
   x = 2,548.64