Finding the Fourth Proportional to 3,112.40, 4,669.33 and 1,032.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,112.40 : 4,669.33 = 1,032.25 : x
2. Step 2: Convert to fraction form
   3,112.40/4,669.33 = 1,032.25/x
3. Step 3: Cross multiply
   3,112.40x = 4,669.33 × 1,032.25
4. Step 4: Simplify right side
   3,112.40x = 4,819,915.89
5. Step 5: Solve for x
   x = 4,819,915.89/3,112.40
6. Step 6: Final answer
   x = 1,548.62