Finding the Fourth Proportional to 8,651.33, 12,968.35 and 4,271.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,651.33 : 12,968.35 = 4,271.93 : x
2. Step 2: Convert to fraction form
   8,651.33/12,968.35 = 4,271.93/x
3. Step 3: Cross multiply
   8,651.33x = 12,968.35 × 4,271.93
4. Step 4: Simplify right side
   8,651.33x = 55,399,807.89
5. Step 5: Solve for x
   x = 55,399,807.89/8,651.33
6. Step 6: Final answer
   x = 6,403.62