Finding the Fourth Proportional to 5,157.37, 7,114.89 and 3,060.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,157.37 : 7,114.89 = 3,060.28 : x
2. Step 2: Convert to fraction form
   5,157.37/7,114.89 = 3,060.28/x
3. Step 3: Cross multiply
   5,157.37x = 7,114.89 × 3,060.28
4. Step 4: Simplify right side
   5,157.37x = 21,773,558.72
5. Step 5: Solve for x
   x = 21,773,558.72/5,157.37
6. Step 6: Final answer
   x = 4,221.83