Finding the Fourth Proportional to 1,123.25, 1,684.94 and 301.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123.25 : 1,684.94 = 301.52 : x
2. Step 2: Convert to fraction form
   1,123.25/1,684.94 = 301.52/x
3. Step 3: Cross multiply
   1,123.25x = 1,684.94 × 301.52
4. Step 4: Simplify right side
   1,123.25x = 508,045.81
5. Step 5: Solve for x
   x = 508,045.81/1,123.25
6. Step 6: Final answer
   x = 452.30