Finding the Fourth Proportional to 5,256.99, 7,254.72 and 3,019.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,256.99 : 7,254.72 = 3,019.05 : x
2. Step 2: Convert to fraction form
   5,256.99/7,254.72 = 3,019.05/x
3. Step 3: Cross multiply
   5,256.99x = 7,254.72 × 3,019.05
4. Step 4: Simplify right side
   5,256.99x = 21,902,362.42
5. Step 5: Solve for x
   x = 21,902,362.42/5,256.99
6. Step 6: Final answer
   x = 4,166.33