Finding the Fourth Proportional to 7,347.42, 10,140.27 and 4,162.02

Step by Step Solution

1. Step 1: Write the proportion equation
   7,347.42 : 10,140.27 = 4,162.02 : x
2. Step 2: Convert to fraction form
   7,347.42/10,140.27 = 4,162.02/x
3. Step 3: Cross multiply
   7,347.42x = 10,140.27 × 4,162.02
4. Step 4: Simplify right side
   7,347.42x = 42,204,006.55
5. Step 5: Solve for x
   x = 42,204,006.55/7,347.42
6. Step 6: Final answer
   x = 5,744.06