Finding the Fourth Proportional to 5,903.55, 8,144.37 and 3,778.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,903.55 : 8,144.37 = 3,778.56 : x
2. Step 2: Convert to fraction form
   5,903.55/8,144.37 = 3,778.56/x
3. Step 3: Cross multiply
   5,903.55x = 8,144.37 × 3,778.56
4. Step 4: Simplify right side
   5,903.55x = 30,773,990.71
5. Step 5: Solve for x
   x = 30,773,990.71/5,903.55
6. Step 6: Final answer
   x = 5,212.79