Finding the Fourth Proportional to 5,013.82, 7,486.43 and 4,078.81

Step by Step Solution

1. Step 1: Write the proportion equation
   5,013.82 : 7,486.43 = 4,078.81 : x
2. Step 2: Convert to fraction form
   5,013.82/7,486.43 = 4,078.81/x
3. Step 3: Cross multiply
   5,013.82x = 7,486.43 × 4,078.81
4. Step 4: Simplify right side
   5,013.82x = 30,535,725.55
5. Step 5: Solve for x
   x = 30,535,725.55/5,013.82
6. Step 6: Final answer
   x = 6,090.31