Finding the Fourth Proportional to 1,667.35, 2,503.86 and 1,597.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.35 : 2,503.86 = 1,597.69 : x
2. Step 2: Convert to fraction form
   1,667.35/2,503.86 = 1,597.69/x
3. Step 3: Cross multiply
   1,667.35x = 2,503.86 × 1,597.69
4. Step 4: Simplify right side
   1,667.35x = 4,000,392.08
5. Step 5: Solve for x
   x = 4,000,392.08/1,667.35
6. Step 6: Final answer
   x = 2,399.25