Finding the Fourth Proportional to 2,329.96, 3,215.54 and 1,585.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,329.96 : 3,215.54 = 1,585.56 : x
2. Step 2: Convert to fraction form
   2,329.96/3,215.54 = 1,585.56/x
3. Step 3: Cross multiply
   2,329.96x = 3,215.54 × 1,585.56
4. Step 4: Simplify right side
   2,329.96x = 5,098,431.60
5. Step 5: Solve for x
   x = 5,098,431.60/2,329.96
6. Step 6: Final answer
   x = 2,188.21