Finding the Fourth Proportional to 2,091.59, 3,136.87 and 704.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.59 : 3,136.87 = 704.56 : x
2. Step 2: Convert to fraction form
   2,091.59/3,136.87 = 704.56/x
3. Step 3: Cross multiply
   2,091.59x = 3,136.87 × 704.56
4. Step 4: Simplify right side
   2,091.59x = 2,210,113.13
5. Step 5: Solve for x
   x = 2,210,113.13/2,091.59
6. Step 6: Final answer
   x = 1,056.67