Finding the Fourth Proportional to 2,288.32, 3,157.52 and 1,293.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.32 : 3,157.52 = 1,293.37 : x
2. Step 2: Convert to fraction form
   2,288.32/3,157.52 = 1,293.37/x
3. Step 3: Cross multiply
   2,288.32x = 3,157.52 × 1,293.37
4. Step 4: Simplify right side
   2,288.32x = 4,083,827.28
5. Step 5: Solve for x
   x = 4,083,827.28/2,288.32
6. Step 6: Final answer
   x = 1,784.64