Finding the Fourth Proportional to 5,328.58, 7,985.56 and 3,382.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,328.58 : 7,985.56 = 3,382.15 : x
2. Step 2: Convert to fraction form
   5,328.58/7,985.56 = 3,382.15/x
3. Step 3: Cross multiply
   5,328.58x = 7,985.56 × 3,382.15
4. Step 4: Simplify right side
   5,328.58x = 27,008,361.75
5. Step 5: Solve for x
   x = 27,008,361.75/5,328.58
6. Step 6: Final answer
   x = 5,068.59