Finding the Fourth Proportional to 1,674.54, 2,494.98 and 1,611.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,674.54 : 2,494.98 = 1,611.72 : x
2. Step 2: Convert to fraction form
   1,674.54/2,494.98 = 1,611.72/x
3. Step 3: Cross multiply
   1,674.54x = 2,494.98 × 1,611.72
4. Step 4: Simplify right side
   1,674.54x = 4,021,209.17
5. Step 5: Solve for x
   x = 4,021,209.17/1,674.54
6. Step 6: Final answer
   x = 2,401.38