Finding the Fourth Proportional to 1,791.04, 2,688.72 and 1,061.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,791.04 : 2,688.72 = 1,061.44 : x
2. Step 2: Convert to fraction form
   1,791.04/2,688.72 = 1,061.44/x
3. Step 3: Cross multiply
   1,791.04x = 2,688.72 × 1,061.44
4. Step 4: Simplify right side
   1,791.04x = 2,853,914.96
5. Step 5: Solve for x
   x = 2,853,914.96/1,791.04
6. Step 6: Final answer
   x = 1,593.44