Finding the Fourth Proportional to 6,338.48, 8,746.78 and 3,685.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,338.48 : 8,746.78 = 3,685.46 : x
2. Step 2: Convert to fraction form
   6,338.48/8,746.78 = 3,685.46/x
3. Step 3: Cross multiply
   6,338.48x = 8,746.78 × 3,685.46
4. Step 4: Simplify right side
   6,338.48x = 32,235,907.82
5. Step 5: Solve for x
   x = 32,235,907.82/6,338.48
6. Step 6: Final answer
   x = 5,085.75