Finding the Fourth Proportional to 5,052.96, 7,574.40 and 3,510.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,052.96 : 7,574.40 = 3,510.72 : x
2. Step 2: Convert to fraction form
   5,052.96/7,574.40 = 3,510.72/x
3. Step 3: Cross multiply
   5,052.96x = 7,574.40 × 3,510.72
4. Step 4: Simplify right side
   5,052.96x = 26,591,597.57
5. Step 5: Solve for x
   x = 26,591,597.57/5,052.96
6. Step 6: Final answer
   x = 5,262.58