Finding the Fourth Proportional to 2,329.56, 3,213.72 and 1,584.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,329.56 : 3,213.72 = 1,584.72 : x
2. Step 2: Convert to fraction form
   2,329.56/3,213.72 = 1,584.72/x
3. Step 3: Cross multiply
   2,329.56x = 3,213.72 × 1,584.72
4. Step 4: Simplify right side
   2,329.56x = 5,092,846.36
5. Step 5: Solve for x
   x = 5,092,846.36/2,329.56
6. Step 6: Final answer
   x = 2,186.18