Finding the Fourth Proportional to 2,661.34, 3,673.20 and 1,599.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,661.34 : 3,673.20 = 1,599.16 : x
2. Step 2: Convert to fraction form
   2,661.34/3,673.20 = 1,599.16/x
3. Step 3: Cross multiply
   2,661.34x = 3,673.20 × 1,599.16
4. Step 4: Simplify right side
   2,661.34x = 5,874,034.51
5. Step 5: Solve for x
   x = 5,874,034.51/2,661.34
6. Step 6: Final answer
   x = 2,207.17