Finding the Fourth Proportional to 1,631.82, 2,252.04 and 933.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631.82 : 2,252.04 = 933.18 : x
2. Step 2: Convert to fraction form
   1,631.82/2,252.04 = 933.18/x
3. Step 3: Cross multiply
   1,631.82x = 2,252.04 × 933.18
4. Step 4: Simplify right side
   1,631.82x = 2,101,558.69
5. Step 5: Solve for x
   x = 2,101,558.69/1,631.82
6. Step 6: Final answer
   x = 1,287.86