Finding the Fourth Proportional to 2,109.00, 3,160.94 and 1,587.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109.00 : 3,160.94 = 1,587.33 : x
2. Step 2: Convert to fraction form
   2,109.00/3,160.94 = 1,587.33/x
3. Step 3: Cross multiply
   2,109.00x = 3,160.94 × 1,587.33
4. Step 4: Simplify right side
   2,109.00x = 5,017,445.05
5. Step 5: Solve for x
   x = 5,017,445.05/2,109.00
6. Step 6: Final answer
   x = 2,379.06