Finding the Fourth Proportional to 2,539.46, 3,505.04 and 1,653.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,539.46 : 3,505.04 = 1,653.72 : x
2. Step 2: Convert to fraction form
   2,539.46/3,505.04 = 1,653.72/x
3. Step 3: Cross multiply
   2,539.46x = 3,505.04 × 1,653.72
4. Step 4: Simplify right side
   2,539.46x = 5,796,354.75
5. Step 5: Solve for x
   x = 5,796,354.75/2,539.46
6. Step 6: Final answer
   x = 2,282.51