Finding the Fourth Proportional to 2,404.98, 3,607.72 and 673.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.98 : 3,607.72 = 673.60 : x
2. Step 2: Convert to fraction form
   2,404.98/3,607.72 = 673.60/x
3. Step 3: Cross multiply
   2,404.98x = 3,607.72 × 673.60
4. Step 4: Simplify right side
   2,404.98x = 2,430,160.19
5. Step 5: Solve for x
   x = 2,430,160.19/2,404.98
6. Step 6: Final answer
   x = 1,010.47