Finding the Fourth Proportional to 2,176.37, 3,003.28 and 1,232.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176.37 : 3,003.28 = 1,232.31 : x
2. Step 2: Convert to fraction form
   2,176.37/3,003.28 = 1,232.31/x
3. Step 3: Cross multiply
   2,176.37x = 3,003.28 × 1,232.31
4. Step 4: Simplify right side
   2,176.37x = 3,700,980.16
5. Step 5: Solve for x
   x = 3,700,980.16/2,176.37
6. Step 6: Final answer
   x = 1,700.53