Finding the Fourth Proportional to 5,434.96, 7,500.18 and 3,077.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,434.96 : 7,500.18 = 3,077.56 : x
2. Step 2: Convert to fraction form
   5,434.96/7,500.18 = 3,077.56/x
3. Step 3: Cross multiply
   5,434.96x = 7,500.18 × 3,077.56
4. Step 4: Simplify right side
   5,434.96x = 23,082,253.96
5. Step 5: Solve for x
   x = 23,082,253.96/5,434.96
6. Step 6: Final answer
   x = 4,247.00