Finding the Fourth Proportional to 2,661.57, 3,673.41 and 2,030.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,661.57 : 3,673.41 = 2,030.91 : x
2. Step 2: Convert to fraction form
   2,661.57/3,673.41 = 2,030.91/x
3. Step 3: Cross multiply
   2,661.57x = 3,673.41 × 2,030.91
4. Step 4: Simplify right side
   2,661.57x = 7,460,365.10
5. Step 5: Solve for x
   x = 7,460,365.10/2,661.57
6. Step 6: Final answer
   x = 2,802.99