Finding the Fourth Proportional to 2,205.54, 3,308.15 and 562.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,205.54 : 3,308.15 = 562.10 : x
2. Step 2: Convert to fraction form
   2,205.54/3,308.15 = 562.10/x
3. Step 3: Cross multiply
   2,205.54x = 3,308.15 × 562.10
4. Step 4: Simplify right side
   2,205.54x = 1,859,495.98
5. Step 5: Solve for x
   x = 1,859,495.98/2,205.54
6. Step 6: Final answer
   x = 843.10