Finding the Fourth Proportional to 1,609.55, 2,411.65 and 1,023.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609.55 : 2,411.65 = 1,023.51 : x
2. Step 2: Convert to fraction form
   1,609.55/2,411.65 = 1,023.51/x
3. Step 3: Cross multiply
   1,609.55x = 2,411.65 × 1,023.51
4. Step 4: Simplify right side
   1,609.55x = 2,468,347.89
5. Step 5: Solve for x
   x = 2,468,347.89/1,609.55
6. Step 6: Final answer
   x = 1,533.56