Finding the Fourth Proportional to 1,586.08, 2,368.33 and 1,399.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,586.08 : 2,368.33 = 1,399.43 : x
2. Step 2: Convert to fraction form
   1,586.08/2,368.33 = 1,399.43/x
3. Step 3: Cross multiply
   1,586.08x = 2,368.33 × 1,399.43
4. Step 4: Simplify right side
   1,586.08x = 3,314,301.15
5. Step 5: Solve for x
   x = 3,314,301.15/1,586.08
6. Step 6: Final answer
   x = 2,089.62