Finding the Fourth Proportional to 1,191.00, 1,784.23 and 573.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191.00 : 1,784.23 = 573.18 : x
2. Step 2: Convert to fraction form
   1,191.00/1,784.23 = 573.18/x
3. Step 3: Cross multiply
   1,191.00x = 1,784.23 × 573.18
4. Step 4: Simplify right side
   1,191.00x = 1,022,676.83
5. Step 5: Solve for x
   x = 1,022,676.83/1,191.00
6. Step 6: Final answer
   x = 858.67