Finding the Fourth Proportional to 1,337.98, 1,843.92 and 964.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.98 : 1,843.92 = 964.32 : x
2. Step 2: Convert to fraction form
   1,337.98/1,843.92 = 964.32/x
3. Step 3: Cross multiply
   1,337.98x = 1,843.92 × 964.32
4. Step 4: Simplify right side
   1,337.98x = 1,778,128.93
5. Step 5: Solve for x
   x = 1,778,128.93/1,337.98
6. Step 6: Final answer
   x = 1,328.97