Finding the Fourth Proportional to 2,196.06, 3,031.66 and 1,697.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.06 : 3,031.66 = 1,697.57 : x
2. Step 2: Convert to fraction form
   2,196.06/3,031.66 = 1,697.57/x
3. Step 3: Cross multiply
   2,196.06x = 3,031.66 × 1,697.57
4. Step 4: Simplify right side
   2,196.06x = 5,146,455.07
5. Step 5: Solve for x
   x = 5,146,455.07/2,196.06
6. Step 6: Final answer
   x = 2,343.49