Finding the Fourth Proportional to 2,196.42, 3,029.31 and 1,865.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.42 : 3,029.31 = 1,865.94 : x
2. Step 2: Convert to fraction form
   2,196.42/3,029.31 = 1,865.94/x
3. Step 3: Cross multiply
   2,196.42x = 3,029.31 × 1,865.94
4. Step 4: Simplify right side
   2,196.42x = 5,652,510.70
5. Step 5: Solve for x
   x = 5,652,510.70/2,196.42
6. Step 6: Final answer
   x = 2,573.51