Finding the Fourth Proportional to 1,404.44, 1,938.09 and 845.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.44 : 1,938.09 = 845.37 : x
2. Step 2: Convert to fraction form
   1,404.44/1,938.09 = 845.37/x
3. Step 3: Cross multiply
   1,404.44x = 1,938.09 × 845.37
4. Step 4: Simplify right side
   1,404.44x = 1,638,406.31
5. Step 5: Solve for x
   x = 1,638,406.31/1,404.44
6. Step 6: Final answer
   x = 1,166.59