Finding the Fourth Proportional to 1,589.46, 2,381.55 and 1,124.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,589.46 : 2,381.55 = 1,124.94 : x
2. Step 2: Convert to fraction form
   1,589.46/2,381.55 = 1,124.94/x
3. Step 3: Cross multiply
   1,589.46x = 2,381.55 × 1,124.94
4. Step 4: Simplify right side
   1,589.46x = 2,679,100.86
5. Step 5: Solve for x
   x = 2,679,100.86/1,589.46
6. Step 6: Final answer
   x = 1,685.54