Finding the Fourth Proportional to 2,092.16, 2,887.12 and 1,208.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.16 : 2,887.12 = 1,208.24 : x
2. Step 2: Convert to fraction form
   2,092.16/2,887.12 = 1,208.24/x
3. Step 3: Cross multiply
   2,092.16x = 2,887.12 × 1,208.24
4. Step 4: Simplify right side
   2,092.16x = 3,488,333.87
5. Step 5: Solve for x
   x = 3,488,333.87/2,092.16
6. Step 6: Final answer
   x = 1,667.34