Finding the Fourth Proportional to 3,625.82, 5,406.16 and 3,560.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,625.82 : 5,406.16 = 3,560.18 : x
2. Step 2: Convert to fraction form
   3,625.82/5,406.16 = 3,560.18/x
3. Step 3: Cross multiply
   3,625.82x = 5,406.16 × 3,560.18
4. Step 4: Simplify right side
   3,625.82x = 19,246,902.71
5. Step 5: Solve for x
   x = 19,246,902.71/3,625.82
6. Step 6: Final answer
   x = 5,308.29