Finding the Fourth Proportional to 2,535.64, 3,801.82 and 1,667.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,535.64 : 3,801.82 = 1,667.32 : x
2. Step 2: Convert to fraction form
   2,535.64/3,801.82 = 1,667.32/x
3. Step 3: Cross multiply
   2,535.64x = 3,801.82 × 1,667.32
4. Step 4: Simplify right side
   2,535.64x = 6,338,850.52
5. Step 5: Solve for x
   x = 6,338,850.52/2,535.64
6. Step 6: Final answer
   x = 2,499.90