Finding the Fourth Proportional to 1,122.50, 1,548.82 and 650.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,122.50 : 1,548.82 = 650.37 : x
2. Step 2: Convert to fraction form
   1,122.50/1,548.82 = 650.37/x
3. Step 3: Cross multiply
   1,122.50x = 1,548.82 × 650.37
4. Step 4: Simplify right side
   1,122.50x = 1,007,302.81
5. Step 5: Solve for x
   x = 1,007,302.81/1,122.50
6. Step 6: Final answer
   x = 897.37