Finding the Fourth Proportional to 2,758.14, 4,136.22 and 1,091.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.14 : 4,136.22 = 1,091.88 : x
2. Step 2: Convert to fraction form
   2,758.14/4,136.22 = 1,091.88/x
3. Step 3: Cross multiply
   2,758.14x = 4,136.22 × 1,091.88
4. Step 4: Simplify right side
   2,758.14x = 4,516,255.89
5. Step 5: Solve for x
   x = 4,516,255.89/2,758.14
6. Step 6: Final answer
   x = 1,637.43