Finding the Fourth Proportional to 3,749.30, 5,176.24 and 2,572.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,749.30 : 5,176.24 = 2,572.10 : x
2. Step 2: Convert to fraction form
   3,749.30/5,176.24 = 2,572.10/x
3. Step 3: Cross multiply
   3,749.30x = 5,176.24 × 2,572.10
4. Step 4: Simplify right side
   3,749.30x = 13,313,774.59
5. Step 5: Solve for x
   x = 13,313,774.59/3,749.30
6. Step 6: Final answer
   x = 3,551.01