Finding the Fourth Proportional to 1,705.55, 2,559.72 and 884.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.55 : 2,559.72 = 884.07 : x
2. Step 2: Convert to fraction form
   1,705.55/2,559.72 = 884.07/x
3. Step 3: Cross multiply
   1,705.55x = 2,559.72 × 884.07
4. Step 4: Simplify right side
   1,705.55x = 2,262,971.66
5. Step 5: Solve for x
   x = 2,262,971.66/1,705.55
6. Step 6: Final answer
   x = 1,326.83