Finding the Fourth Proportional to 493.69, 740.53 and 151.69

Step by Step Solution

1. Step 1: Write the proportion equation
   493.69 : 740.53 = 151.69 : x
2. Step 2: Convert to fraction form
   493.69/740.53 = 151.69/x
3. Step 3: Cross multiply
   493.69x = 740.53 × 151.69
4. Step 4: Simplify right side
   493.69x = 112,329.33
5. Step 5: Solve for x
   x = 112,329.33/493.69
6. Step 6: Final answer
   x = 227.53