Finding the Fourth Proportional to 5,131.16, 7,082.03 and 2,893.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,131.16 : 7,082.03 = 2,893.06 : x
2. Step 2: Convert to fraction form
   5,131.16/7,082.03 = 2,893.06/x
3. Step 3: Cross multiply
   5,131.16x = 7,082.03 × 2,893.06
4. Step 4: Simplify right side
   5,131.16x = 20,488,737.71
5. Step 5: Solve for x
   x = 20,488,737.71/5,131.16
6. Step 6: Final answer
   x = 3,993.00