Finding the Third Proportional to 874.50 and 1,908

Step by Step Solution

1. Step 1: Write the proportion equation
   874.50 : 1,908 = 1,908 : x
2. Step 2: Convert to fraction form
   874.50/1,908 = 1,908/x
3. Step 3: Cross multiply
   874.50x = 1,908 × 1,908
4. Step 4: Simplify right side
   874.50x = 3,640,464
5. Step 5: Solve for x
   x = 3,640,464/874.50
6. Step 6: Final answer
   x = 4,162.91