Finding the Fourth Proportional to 2,493.42, 3,439.35 and 1,653.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.42 : 3,439.35 = 1,653.18 : x
2. Step 2: Convert to fraction form
   2,493.42/3,439.35 = 1,653.18/x
3. Step 3: Cross multiply
   2,493.42x = 3,439.35 × 1,653.18
4. Step 4: Simplify right side
   2,493.42x = 5,685,864.63
5. Step 5: Solve for x
   x = 5,685,864.63/2,493.42
6. Step 6: Final answer
   x = 2,280.35