Finding the Fourth Proportional to 1,336.29, 1,845.04 and 964.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.29 : 1,845.04 = 964.09 : x
2. Step 2: Convert to fraction form
   1,336.29/1,845.04 = 964.09/x
3. Step 3: Cross multiply
   1,336.29x = 1,845.04 × 964.09
4. Step 4: Simplify right side
   1,336.29x = 1,778,784.61
5. Step 5: Solve for x
   x = 1,778,784.61/1,336.29
6. Step 6: Final answer
   x = 1,331.14