Finding the Fourth Proportional to 1,445.59, 1,993.69 and 941.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445.59 : 1,993.69 = 941.57 : x
2. Step 2: Convert to fraction form
   1,445.59/1,993.69 = 941.57/x
3. Step 3: Cross multiply
   1,445.59x = 1,993.69 × 941.57
4. Step 4: Simplify right side
   1,445.59x = 1,877,198.69
5. Step 5: Solve for x
   x = 1,877,198.69/1,445.59
6. Step 6: Final answer
   x = 1,298.57