Finding the Fourth Proportional to 6,146.33, 8,483.27 and 3,907.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,146.33 : 8,483.27 = 3,907.76 : x
2. Step 2: Convert to fraction form
   6,146.33/8,483.27 = 3,907.76/x
3. Step 3: Cross multiply
   6,146.33x = 8,483.27 × 3,907.76
4. Step 4: Simplify right side
   6,146.33x = 33,150,622.31
5. Step 5: Solve for x
   x = 33,150,622.31/6,146.33
6. Step 6: Final answer
   x = 5,393.57