Finding the Fourth Proportional to 6,079.63, 8,388.46 and 3,689.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,079.63 : 8,388.46 = 3,689.55 : x
2. Step 2: Convert to fraction form
   6,079.63/8,388.46 = 3,689.55/x
3. Step 3: Cross multiply
   6,079.63x = 8,388.46 × 3,689.55
4. Step 4: Simplify right side
   6,079.63x = 30,949,597.98
5. Step 5: Solve for x
   x = 30,949,597.98/6,079.63
6. Step 6: Final answer
   x = 5,090.71