Finding the Fourth Proportional to 1,671.32, 2,307.14 and 1,208.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,671.32 : 2,307.14 = 1,208.00 : x
2. Step 2: Convert to fraction form
   1,671.32/2,307.14 = 1,208.00/x
3. Step 3: Cross multiply
   1,671.32x = 2,307.14 × 1,208.00
4. Step 4: Simplify right side
   1,671.32x = 2,787,007.54
5. Step 5: Solve for x
   x = 2,787,007.54/1,671.32
6. Step 6: Final answer
   x = 1,667.55