Finding the Fourth Proportional to 7,058.01, 9,739.98 and 3,871.49

Step by Step Solution

1. Step 1: Write the proportion equation
   7,058.01 : 9,739.98 = 3,871.49 : x
2. Step 2: Convert to fraction form
   7,058.01/9,739.98 = 3,871.49/x
3. Step 3: Cross multiply
   7,058.01x = 9,739.98 × 3,871.49
4. Step 4: Simplify right side
   7,058.01x = 37,708,186.47
5. Step 5: Solve for x
   x = 37,708,186.47/7,058.01
6. Step 6: Final answer
   x = 5,342.61