Finding the Fourth Proportional to 6,852.60, 9,456.56 and 3,708.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,852.60 : 9,456.56 = 3,708.78 : x
2. Step 2: Convert to fraction form
   6,852.60/9,456.56 = 3,708.78/x
3. Step 3: Cross multiply
   6,852.60x = 9,456.56 × 3,708.78
4. Step 4: Simplify right side
   6,852.60x = 35,072,300.60
5. Step 5: Solve for x
   x = 35,072,300.60/6,852.60
6. Step 6: Final answer
   x = 5,118.10