Finding the Fourth Proportional to 2,381.07, 3,572.82 and 1,082.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,381.07 : 3,572.82 = 1,082.37 : x
2. Step 2: Convert to fraction form
   2,381.07/3,572.82 = 1,082.37/x
3. Step 3: Cross multiply
   2,381.07x = 3,572.82 × 1,082.37
4. Step 4: Simplify right side
   2,381.07x = 3,867,113.18
5. Step 5: Solve for x
   x = 3,867,113.18/2,381.07
6. Step 6: Final answer
   x = 1,624.11