Finding the Fourth Proportional to 1,458.37, 2,185.50 and 1,046.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,458.37 : 2,185.50 = 1,046.60 : x
2. Step 2: Convert to fraction form
   1,458.37/2,185.50 = 1,046.60/x
3. Step 3: Cross multiply
   1,458.37x = 2,185.50 × 1,046.60
4. Step 4: Simplify right side
   1,458.37x = 2,287,328.14
5. Step 5: Solve for x
   x = 2,287,328.14/1,458.37
6. Step 6: Final answer
   x = 1,568.42