Finding the Fourth Proportional to 5,434.56, 7,499.72 and 3,076.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,434.56 : 7,499.72 = 3,076.52 : x
2. Step 2: Convert to fraction form
   5,434.56/7,499.72 = 3,076.52/x
3. Step 3: Cross multiply
   5,434.56x = 7,499.72 × 3,076.52
4. Step 4: Simplify right side
   5,434.56x = 23,073,008.77
5. Step 5: Solve for x
   x = 23,073,008.77/5,434.56
6. Step 6: Final answer
   x = 4,245.61