Finding the Fourth Proportional to 6,648.56, 9,974.86 and 3,141.26

Step by Step Solution

1. Step 1: Write the proportion equation
   6,648.56 : 9,974.86 = 3,141.26 : x
2. Step 2: Convert to fraction form
   6,648.56/9,974.86 = 3,141.26/x
3. Step 3: Cross multiply
   6,648.56x = 9,974.86 × 3,141.26
4. Step 4: Simplify right side
   6,648.56x = 31,333,571.00
5. Step 5: Solve for x
   x = 31,333,571.00/6,648.56
6. Step 6: Final answer
   x = 4,712.84