Finding the Fourth Proportional to 2,123.06, 3,184.43 and 1,082.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.06 : 3,184.43 = 1,082.41 : x
2. Step 2: Convert to fraction form
   2,123.06/3,184.43 = 1,082.41/x
3. Step 3: Cross multiply
   2,123.06x = 3,184.43 × 1,082.41
4. Step 4: Simplify right side
   2,123.06x = 3,446,858.88
5. Step 5: Solve for x
   x = 3,446,858.88/2,123.06
6. Step 6: Final answer
   x = 1,623.53