Finding the Fourth Proportional to 2,429.24, 3,645.05 and 1,042.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.24 : 3,645.05 = 1,042.17 : x
2. Step 2: Convert to fraction form
   2,429.24/3,645.05 = 1,042.17/x
3. Step 3: Cross multiply
   2,429.24x = 3,645.05 × 1,042.17
4. Step 4: Simplify right side
   2,429.24x = 3,798,748.74
5. Step 5: Solve for x
   x = 3,798,748.74/2,429.24
6. Step 6: Final answer
   x = 1,563.76