Finding the Fourth Proportional to 3,749.55, 5,174.35 and 2,071.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,749.55 : 5,174.35 = 2,071.06 : x
2. Step 2: Convert to fraction form
   3,749.55/5,174.35 = 2,071.06/x
3. Step 3: Cross multiply
   3,749.55x = 5,174.35 × 2,071.06
4. Step 4: Simplify right side
   3,749.55x = 10,716,389.31
5. Step 5: Solve for x
   x = 10,716,389.31/3,749.55
6. Step 6: Final answer
   x = 2,858.05