Finding the Fourth Proportional to 1,944.52, 2,912.89 and 1,326.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,944.52 : 2,912.89 = 1,326.69 : x
2. Step 2: Convert to fraction form
   1,944.52/2,912.89 = 1,326.69/x
3. Step 3: Cross multiply
   1,944.52x = 2,912.89 × 1,326.69
4. Step 4: Simplify right side
   1,944.52x = 3,864,495.40
5. Step 5: Solve for x
   x = 3,864,495.40/1,944.52
6. Step 6: Final answer
   x = 1,987.38