Finding the Fourth Proportional to 2,109.81, 3,166.43 and 1,494.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109.81 : 3,166.43 = 1,494.10 : x
2. Step 2: Convert to fraction form
   2,109.81/3,166.43 = 1,494.10/x
3. Step 3: Cross multiply
   2,109.81x = 3,166.43 × 1,494.10
4. Step 4: Simplify right side
   2,109.81x = 4,730,963.06
5. Step 5: Solve for x
   x = 4,730,963.06/2,109.81
6. Step 6: Final answer
   x = 2,242.36