Finding the Fourth Proportional to 2,735.59, 4,105.02 and 1,091.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,735.59 : 4,105.02 = 1,091.87 : x
2. Step 2: Convert to fraction form
   2,735.59/4,105.02 = 1,091.87/x
3. Step 3: Cross multiply
   2,735.59x = 4,105.02 × 1,091.87
4. Step 4: Simplify right side
   2,735.59x = 4,482,148.19
5. Step 5: Solve for x
   x = 4,482,148.19/2,735.59
6. Step 6: Final answer
   x = 1,638.46