Finding the Fourth Proportional to 6,308.76, 8,693.28 and 4,883.84

Step by Step Solution

1. Step 1: Write the proportion equation
   6,308.76 : 8,693.28 = 4,883.84 : x
2. Step 2: Convert to fraction form
   6,308.76/8,693.28 = 4,883.84/x
3. Step 3: Cross multiply
   6,308.76x = 8,693.28 × 4,883.84
4. Step 4: Simplify right side
   6,308.76x = 42,456,588.60
5. Step 5: Solve for x
   x = 42,456,588.60/6,308.76
6. Step 6: Final answer
   x = 6,729.78