Finding the Fourth Proportional to 6,158.98, 8,494.59 and 5,451.58

Step by Step Solution

1. Step 1: Write the proportion equation
   6,158.98 : 8,494.59 = 5,451.58 : x
2. Step 2: Convert to fraction form
   6,158.98/8,494.59 = 5,451.58/x
3. Step 3: Cross multiply
   6,158.98x = 8,494.59 × 5,451.58
4. Step 4: Simplify right side
   6,158.98x = 46,308,936.95
5. Step 5: Solve for x
   x = 46,308,936.95/6,158.98
6. Step 6: Final answer
   x = 7,518.93