Finding the Fourth Proportional to 1,364.00, 2,046.18 and 439.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.00 : 2,046.18 = 439.25 : x
2. Step 2: Convert to fraction form
   1,364.00/2,046.18 = 439.25/x
3. Step 3: Cross multiply
   1,364.00x = 2,046.18 × 439.25
4. Step 4: Simplify right side
   1,364.00x = 898,774.33
5. Step 5: Solve for x
   x = 898,774.33/1,364.00
6. Step 6: Final answer
   x = 658.93