Finding the Fourth Proportional to 4,412.82, 6,089.06 and 3,518.78

Step by Step Solution

1. Step 1: Write the proportion equation
   4,412.82 : 6,089.06 = 3,518.78 : x
2. Step 2: Convert to fraction form
   4,412.82/6,089.06 = 3,518.78/x
3. Step 3: Cross multiply
   4,412.82x = 6,089.06 × 3,518.78
4. Step 4: Simplify right side
   4,412.82x = 21,426,086.57
5. Step 5: Solve for x
   x = 21,426,086.57/4,412.82
6. Step 6: Final answer
   x = 4,855.42