Finding the Fourth Proportional to 6,279.84, 8,665.53 and 3,628.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,279.84 : 8,665.53 = 3,628.10 : x
2. Step 2: Convert to fraction form
   6,279.84/8,665.53 = 3,628.10/x
3. Step 3: Cross multiply
   6,279.84x = 8,665.53 × 3,628.10
4. Step 4: Simplify right side
   6,279.84x = 31,439,417.45
5. Step 5: Solve for x
   x = 31,439,417.45/6,279.84
6. Step 6: Final answer
   x = 5,006.40