Finding the Fourth Proportional to 6,101.25, 8,419.91 and 3,742.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,101.25 : 8,419.91 = 3,742.89 : x
2. Step 2: Convert to fraction form
   6,101.25/8,419.91 = 3,742.89/x
3. Step 3: Cross multiply
   6,101.25x = 8,419.91 × 3,742.89
4. Step 4: Simplify right side
   6,101.25x = 31,514,778.23
5. Step 5: Solve for x
   x = 31,514,778.23/6,101.25
6. Step 6: Final answer
   x = 5,165.30