Finding the Fourth Proportional to 2,192.08, 3,288.52 and 731.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192.08 : 3,288.52 = 731.32 : x
2. Step 2: Convert to fraction form
   2,192.08/3,288.52 = 731.32/x
3. Step 3: Cross multiply
   2,192.08x = 3,288.52 × 731.32
4. Step 4: Simplify right side
   2,192.08x = 2,404,960.45
5. Step 5: Solve for x
   x = 2,404,960.45/2,192.08
6. Step 6: Final answer
   x = 1,097.11