Finding the Fourth Proportional to 1,479.30, 2,216.94 and 749.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.30 : 2,216.94 = 749.37 : x
2. Step 2: Convert to fraction form
   1,479.30/2,216.94 = 749.37/x
3. Step 3: Cross multiply
   1,479.30x = 2,216.94 × 749.37
4. Step 4: Simplify right side
   1,479.30x = 1,661,308.33
5. Step 5: Solve for x
   x = 1,661,308.33/1,479.30
6. Step 6: Final answer
   x = 1,123.04