Finding the Fourth Proportional to 1,791.82, 2,473.03 and 1,439.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,791.82 : 2,473.03 = 1,439.17 : x
2. Step 2: Convert to fraction form
   1,791.82/2,473.03 = 1,439.17/x
3. Step 3: Cross multiply
   1,791.82x = 2,473.03 × 1,439.17
4. Step 4: Simplify right side
   1,791.82x = 3,559,106.20
5. Step 5: Solve for x
   x = 3,559,106.20/1,791.82
6. Step 6: Final answer
   x = 1,986.31