Finding the Fourth Proportional to 5,375.09, 7,417.35 and 3,017.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,375.09 : 7,417.35 = 3,017.40 : x
2. Step 2: Convert to fraction form
   5,375.09/7,417.35 = 3,017.40/x
3. Step 3: Cross multiply
   5,375.09x = 7,417.35 × 3,017.40
4. Step 4: Simplify right side
   5,375.09x = 22,381,111.89
5. Step 5: Solve for x
   x = 22,381,111.89/5,375.09
6. Step 6: Final answer
   x = 4,163.86