Finding the Fourth Proportional to 6,483.16, 8,947.20 and 3,688.84

Step by Step Solution

1. Step 1: Write the proportion equation
   6,483.16 : 8,947.20 = 3,688.84 : x
2. Step 2: Convert to fraction form
   6,483.16/8,947.20 = 3,688.84/x
3. Step 3: Cross multiply
   6,483.16x = 8,947.20 × 3,688.84
4. Step 4: Simplify right side
   6,483.16x = 33,004,789.25
5. Step 5: Solve for x
   x = 33,004,789.25/6,483.16
6. Step 6: Final answer
   x = 5,090.85