Finding the Fourth Proportional to 650.69, 897.89 and 370.91

Step by Step Solution

1. Step 1: Write the proportion equation
   650.69 : 897.89 = 370.91 : x
2. Step 2: Convert to fraction form
   650.69/897.89 = 370.91/x
3. Step 3: Cross multiply
   650.69x = 897.89 × 370.91
4. Step 4: Simplify right side
   650.69x = 333,031.89
5. Step 5: Solve for x
   x = 333,031.89/650.69
6. Step 6: Final answer
   x = 511.81