Finding the Fourth Proportional to 2,705.79, 3,734.04 and 1,587.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,705.79 : 3,734.04 = 1,587.58 : x
2. Step 2: Convert to fraction form
   2,705.79/3,734.04 = 1,587.58/x
3. Step 3: Cross multiply
   2,705.79x = 3,734.04 × 1,587.58
4. Step 4: Simplify right side
   2,705.79x = 5,928,087.22
5. Step 5: Solve for x
   x = 5,928,087.22/2,705.79
6. Step 6: Final answer
   x = 2,190.89