Finding the Fourth Proportional to 3,838.96, 5,759.52 and 1,242.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,838.96 : 5,759.52 = 1,242.10 : x
2. Step 2: Convert to fraction form
   3,838.96/5,759.52 = 1,242.10/x
3. Step 3: Cross multiply
   3,838.96x = 5,759.52 × 1,242.10
4. Step 4: Simplify right side
   3,838.96x = 7,153,899.79
5. Step 5: Solve for x
   x = 7,153,899.79/3,838.96
6. Step 6: Final answer
   x = 1,863.50