Finding the Fourth Proportional to 1,409.04, 1,944.27 and 885.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,409.04 : 1,944.27 = 885.24 : x
2. Step 2: Convert to fraction form
   1,409.04/1,944.27 = 885.24/x
3. Step 3: Cross multiply
   1,409.04x = 1,944.27 × 885.24
4. Step 4: Simplify right side
   1,409.04x = 1,721,145.57
5. Step 5: Solve for x
   x = 1,721,145.57/1,409.04
6. Step 6: Final answer
   x = 1,221.50