Finding the Fourth Proportional to 2,123.47, 3,185.93 and 1,096.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.47 : 3,185.93 = 1,096.75 : x
2. Step 2: Convert to fraction form
   2,123.47/3,185.93 = 1,096.75/x
3. Step 3: Cross multiply
   2,123.47x = 3,185.93 × 1,096.75
4. Step 4: Simplify right side
   2,123.47x = 3,494,168.73
5. Step 5: Solve for x
   x = 3,494,168.73/2,123.47
6. Step 6: Final answer
   x = 1,645.50