Finding the Fourth Proportional to 3,629.67, 5,446.56 and 3,112.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,629.67 : 5,446.56 = 3,112.98 : x
2. Step 2: Convert to fraction form
   3,629.67/5,446.56 = 3,112.98/x
3. Step 3: Cross multiply
   3,629.67x = 5,446.56 × 3,112.98
4. Step 4: Simplify right side
   3,629.67x = 16,955,032.35
5. Step 5: Solve for x
   x = 16,955,032.35/3,629.67
6. Step 6: Final answer
   x = 4,671.23