Finding the Fourth Proportional to 2,321.64, 3,481.02 and 1,088.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.64 : 3,481.02 = 1,088.52 : x
2. Step 2: Convert to fraction form
   2,321.64/3,481.02 = 1,088.52/x
3. Step 3: Cross multiply
   2,321.64x = 3,481.02 × 1,088.52
4. Step 4: Simplify right side
   2,321.64x = 3,789,159.89
5. Step 5: Solve for x
   x = 3,789,159.89/2,321.64
6. Step 6: Final answer
   x = 1,632.10