Finding the Fourth Proportional to 2,492.82, 3,439.49 and 1,641.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492.82 : 3,439.49 = 1,641.98 : x
2. Step 2: Convert to fraction form
   2,492.82/3,439.49 = 1,641.98/x
3. Step 3: Cross multiply
   2,492.82x = 3,439.49 × 1,641.98
4. Step 4: Simplify right side
   2,492.82x = 5,647,574.18
5. Step 5: Solve for x
   x = 5,647,574.18/2,492.82
6. Step 6: Final answer
   x = 2,265.54