Finding the Fourth Proportional to 6,271.10, 8,653.77 and 3,476.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,271.10 : 8,653.77 = 3,476.78 : x
2. Step 2: Convert to fraction form
   6,271.10/8,653.77 = 3,476.78/x
3. Step 3: Cross multiply
   6,271.10x = 8,653.77 × 3,476.78
4. Step 4: Simplify right side
   6,271.10x = 30,087,254.46
5. Step 5: Solve for x
   x = 30,087,254.46/6,271.10
6. Step 6: Final answer
   x = 4,797.76