Finding the Fourth Proportional to 1,491.86, 2,241.56 and 944.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,491.86 : 2,241.56 = 944.30 : x
2. Step 2: Convert to fraction form
   1,491.86/2,241.56 = 944.30/x
3. Step 3: Cross multiply
   1,491.86x = 2,241.56 × 944.30
4. Step 4: Simplify right side
   1,491.86x = 2,116,696.26
5. Step 5: Solve for x
   x = 2,116,696.26/1,491.86
6. Step 6: Final answer
   x = 1,418.84