Finding the Fourth Proportional to 1,326.72, 1,830.88 and 737.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,326.72 : 1,830.88 = 737.31 : x
2. Step 2: Convert to fraction form
   1,326.72/1,830.88 = 737.31/x
3. Step 3: Cross multiply
   1,326.72x = 1,830.88 × 737.31
4. Step 4: Simplify right side
   1,326.72x = 1,349,926.13
5. Step 5: Solve for x
   x = 1,349,926.13/1,326.72
6. Step 6: Final answer
   x = 1,017.49