Finding the Fourth Proportional to 3,751.56, 5,172.30 and 2,570.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,751.56 : 5,172.30 = 2,570.52 : x
2. Step 2: Convert to fraction form
   3,751.56/5,172.30 = 2,570.52/x
3. Step 3: Cross multiply
   3,751.56x = 5,172.30 × 2,570.52
4. Step 4: Simplify right side
   3,751.56x = 13,295,500.60
5. Step 5: Solve for x
   x = 13,295,500.60/3,751.56
6. Step 6: Final answer
   x = 3,543.99