Finding the Fourth Proportional to 3,525.56, 5,277.18 and 2,480.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,525.56 : 5,277.18 = 2,480.72 : x
2. Step 2: Convert to fraction form
   3,525.56/5,277.18 = 2,480.72/x
3. Step 3: Cross multiply
   3,525.56x = 5,277.18 × 2,480.72
4. Step 4: Simplify right side
   3,525.56x = 13,091,205.97
5. Step 5: Solve for x
   x = 13,091,205.97/3,525.56
6. Step 6: Final answer
   x = 3,713.23