Finding the Fourth Proportional to 3,615.33, 5,422.37 and 1,667.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,615.33 : 5,422.37 = 1,667.37 : x
2. Step 2: Convert to fraction form
   3,615.33/5,422.37 = 1,667.37/x
3. Step 3: Cross multiply
   3,615.33x = 5,422.37 × 1,667.37
4. Step 4: Simplify right side
   3,615.33x = 9,041,088.73
5. Step 5: Solve for x
   x = 9,041,088.73/3,615.33
6. Step 6: Final answer
   x = 2,500.76