Finding the Fourth Proportional to 7,438.86, 10,265.92 and 4,081.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,438.86 : 10,265.92 = 4,081.82 : x
2. Step 2: Convert to fraction form
   7,438.86/10,265.92 = 4,081.82/x
3. Step 3: Cross multiply
   7,438.86x = 10,265.92 × 4,081.82
4. Step 4: Simplify right side
   7,438.86x = 41,903,576.04
5. Step 5: Solve for x
   x = 41,903,576.04/7,438.86
6. Step 6: Final answer
   x = 5,633.06