Finding the Fourth Proportional to 4,142.34, 6,168.83 and 4,118.58

Step by Step Solution

1. Step 1: Write the proportion equation
   4,142.34 : 6,168.83 = 4,118.58 : x
2. Step 2: Convert to fraction form
   4,142.34/6,168.83 = 4,118.58/x
3. Step 3: Cross multiply
   4,142.34x = 6,168.83 × 4,118.58
4. Step 4: Simplify right side
   4,142.34x = 25,406,799.27
5. Step 5: Solve for x
   x = 25,406,799.27/4,142.34
6. Step 6: Final answer
   x = 6,133.44