Finding the Fourth Proportional to 1,458.87, 2,013.69 and 934.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,458.87 : 2,013.69 = 934.89 : x
2. Step 2: Convert to fraction form
   1,458.87/2,013.69 = 934.89/x
3. Step 3: Cross multiply
   1,458.87x = 2,013.69 × 934.89
4. Step 4: Simplify right side
   1,458.87x = 1,882,578.64
5. Step 5: Solve for x
   x = 1,882,578.64/1,458.87
6. Step 6: Final answer
   x = 1,290.44