Finding the Fourth Proportional to 2,039.02, 2,815.01 and 1,342.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.02 : 2,815.01 = 1,342.42 : x
2. Step 2: Convert to fraction form
   2,039.02/2,815.01 = 1,342.42/x
3. Step 3: Cross multiply
   2,039.02x = 2,815.01 × 1,342.42
4. Step 4: Simplify right side
   2,039.02x = 3,778,911.65
5. Step 5: Solve for x
   x = 3,778,911.65/2,039.02
6. Step 6: Final answer
   x = 1,853.30