Finding the Fourth Proportional to 1,624.98, 2,245.89 and 1,563.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.98 : 2,245.89 = 1,563.54 : x
2. Step 2: Convert to fraction form
   1,624.98/2,245.89 = 1,563.54/x
3. Step 3: Cross multiply
   1,624.98x = 2,245.89 × 1,563.54
4. Step 4: Simplify right side
   1,624.98x = 3,511,538.85
5. Step 5: Solve for x
   x = 3,511,538.85/1,624.98
6. Step 6: Final answer
   x = 2,160.97