Finding the Fourth Proportional to 2,429.02, 3,643.74 and 1,042.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.02 : 3,643.74 = 1,042.42 : x
2. Step 2: Convert to fraction form
   2,429.02/3,643.74 = 1,042.42/x
3. Step 3: Cross multiply
   2,429.02x = 3,643.74 × 1,042.42
4. Step 4: Simplify right side
   2,429.02x = 3,798,307.45
5. Step 5: Solve for x
   x = 3,798,307.45/2,429.02
6. Step 6: Final answer
   x = 1,563.72