Finding the Fourth Proportional to 2,592.09, 3,884.88 and 1,109.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.09 : 3,884.88 = 1,109.57 : x
2. Step 2: Convert to fraction form
   2,592.09/3,884.88 = 1,109.57/x
3. Step 3: Cross multiply
   2,592.09x = 3,884.88 × 1,109.57
4. Step 4: Simplify right side
   2,592.09x = 4,310,526.88
5. Step 5: Solve for x
   x = 4,310,526.88/2,592.09
6. Step 6: Final answer
   x = 1,662.95