Finding the Fourth Proportional to 1,667.67, 2,497.86 and 844.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.67 : 2,497.86 = 844.17 : x
2. Step 2: Convert to fraction form
   1,667.67/2,497.86 = 844.17/x
3. Step 3: Cross multiply
   1,667.67x = 2,497.86 × 844.17
4. Step 4: Simplify right side
   1,667.67x = 2,108,618.48
5. Step 5: Solve for x
   x = 2,108,618.48/1,667.67
6. Step 6: Final answer
   x = 1,264.41