Finding the Fourth Proportional to 1,978.27, 2,729.96 and 1,094.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978.27 : 2,729.96 = 1,094.05 : x
2. Step 2: Convert to fraction form
   1,978.27/2,729.96 = 1,094.05/x
3. Step 3: Cross multiply
   1,978.27x = 2,729.96 × 1,094.05
4. Step 4: Simplify right side
   1,978.27x = 2,986,708.65
5. Step 5: Solve for x
   x = 2,986,708.65/1,978.27
6. Step 6: Final answer
   x = 1,509.76