Finding the Fourth Proportional to 1,630.48, 2,443.56 and 937.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,630.48 : 2,443.56 = 937.12 : x
2. Step 2: Convert to fraction form
   1,630.48/2,443.56 = 937.12/x
3. Step 3: Cross multiply
   1,630.48x = 2,443.56 × 937.12
4. Step 4: Simplify right side
   1,630.48x = 2,289,908.95
5. Step 5: Solve for x
   x = 2,289,908.95/1,630.48
6. Step 6: Final answer
   x = 1,404.44