Finding the Fourth Proportional to 7,142.50, 9,853.37 and 4,625.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,142.50 : 9,853.37 = 4,625.42 : x
2. Step 2: Convert to fraction form
   7,142.50/9,853.37 = 4,625.42/x
3. Step 3: Cross multiply
   7,142.50x = 9,853.37 × 4,625.42
4. Step 4: Simplify right side
   7,142.50x = 45,575,937.72
5. Step 5: Solve for x
   x = 45,575,937.72/7,142.50
6. Step 6: Final answer
   x = 6,380.95