Finding the Fourth Proportional to 2,162.88, 2,989.44 and 1,696.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.88 : 2,989.44 = 1,696.32 : x
2. Step 2: Convert to fraction form
   2,162.88/2,989.44 = 1,696.32/x
3. Step 3: Cross multiply
   2,162.88x = 2,989.44 × 1,696.32
4. Step 4: Simplify right side
   2,162.88x = 5,071,046.86
5. Step 5: Solve for x
   x = 5,071,046.86/2,162.88
6. Step 6: Final answer
   x = 2,344.58