Finding the Fourth Proportional to 5,449.72, 7,526.82 and 3,678.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,449.72 : 7,526.82 = 3,678.25 : x
2. Step 2: Convert to fraction form
   5,449.72/7,526.82 = 3,678.25/x
3. Step 3: Cross multiply
   5,449.72x = 7,526.82 × 3,678.25
4. Step 4: Simplify right side
   5,449.72x = 27,685,525.67
5. Step 5: Solve for x
   x = 27,685,525.67/5,449.72
6. Step 6: Final answer
   x = 5,080.17