Finding the Fourth Proportional to 3,683.32, 5,082.74 and 2,089.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,683.32 : 5,082.74 = 2,089.78 : x
2. Step 2: Convert to fraction form
   3,683.32/5,082.74 = 2,089.78/x
3. Step 3: Cross multiply
   3,683.32x = 5,082.74 × 2,089.78
4. Step 4: Simplify right side
   3,683.32x = 10,621,808.40
5. Step 5: Solve for x
   x = 10,621,808.40/3,683.32
6. Step 6: Final answer
   x = 2,883.76