Finding the Fourth Proportional to 6,369.98, 8,791.35 and 4,012.07

Step by Step Solution

1. Step 1: Write the proportion equation
   6,369.98 : 8,791.35 = 4,012.07 : x
2. Step 2: Convert to fraction form
   6,369.98/8,791.35 = 4,012.07/x
3. Step 3: Cross multiply
   6,369.98x = 8,791.35 × 4,012.07
4. Step 4: Simplify right side
   6,369.98x = 35,271,511.59
5. Step 5: Solve for x
   x = 35,271,511.59/6,369.98
6. Step 6: Final answer
   x = 5,537.15