Finding the Fourth Proportional to 4,997.88, 7,499.34 and 3,028.19

Step by Step Solution

1. Step 1: Write the proportion equation
   4,997.88 : 7,499.34 = 3,028.19 : x
2. Step 2: Convert to fraction form
   4,997.88/7,499.34 = 3,028.19/x
3. Step 3: Cross multiply
   4,997.88x = 7,499.34 × 3,028.19
4. Step 4: Simplify right side
   4,997.88x = 22,709,388.90
5. Step 5: Solve for x
   x = 22,709,388.90/4,997.88
6. Step 6: Final answer
   x = 4,543.80