Finding the Fourth Proportional to 2,181.92, 3,265.56 and 1,653.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.92 : 3,265.56 = 1,653.38 : x
2. Step 2: Convert to fraction form
   2,181.92/3,265.56 = 1,653.38/x
3. Step 3: Cross multiply
   2,181.92x = 3,265.56 × 1,653.38
4. Step 4: Simplify right side
   2,181.92x = 5,399,211.59
5. Step 5: Solve for x
   x = 5,399,211.59/2,181.92
6. Step 6: Final answer
   x = 2,474.52