Finding the Fourth Proportional to 3,131.37, 4,316.67 and 2,384.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,131.37 : 4,316.67 = 2,384.02 : x
2. Step 2: Convert to fraction form
   3,131.37/4,316.67 = 2,384.02/x
3. Step 3: Cross multiply
   3,131.37x = 4,316.67 × 2,384.02
4. Step 4: Simplify right side
   3,131.37x = 10,291,027.61
5. Step 5: Solve for x
   x = 10,291,027.61/3,131.37
6. Step 6: Final answer
   x = 3,286.43