Finding the Fourth Proportional to 5,495.97, 7,584.42 and 2,978.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,495.97 : 7,584.42 = 2,978.15 : x
2. Step 2: Convert to fraction form
   5,495.97/7,584.42 = 2,978.15/x
3. Step 3: Cross multiply
   5,495.97x = 7,584.42 × 2,978.15
4. Step 4: Simplify right side
   5,495.97x = 22,587,502.50
5. Step 5: Solve for x
   x = 22,587,502.50/5,495.97
6. Step 6: Final answer
   x = 4,109.83