Finding the Fourth Proportional to 3,585.98, 5,376.89 and 1,392.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,585.98 : 5,376.89 = 1,392.14 : x
2. Step 2: Convert to fraction form
   3,585.98/5,376.89 = 1,392.14/x
3. Step 3: Cross multiply
   3,585.98x = 5,376.89 × 1,392.14
4. Step 4: Simplify right side
   3,585.98x = 7,485,400.57
5. Step 5: Solve for x
   x = 7,485,400.57/3,585.98
6. Step 6: Final answer
   x = 2,087.41