Finding the Fourth Proportional to 5,476.41, 7,557.30 and 3,119.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,476.41 : 7,557.30 = 3,119.31 : x
2. Step 2: Convert to fraction form
   5,476.41/7,557.30 = 3,119.31/x
3. Step 3: Cross multiply
   5,476.41x = 7,557.30 × 3,119.31
4. Step 4: Simplify right side
   5,476.41x = 23,573,561.46
5. Step 5: Solve for x
   x = 23,573,561.46/5,476.41
6. Step 6: Final answer
   x = 4,304.56