Finding the Fourth Proportional to 2,007.38, 3,014.32 and 1,242.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.38 : 3,014.32 = 1,242.74 : x
2. Step 2: Convert to fraction form
   2,007.38/3,014.32 = 1,242.74/x
3. Step 3: Cross multiply
   2,007.38x = 3,014.32 × 1,242.74
4. Step 4: Simplify right side
   2,007.38x = 3,746,016.04
5. Step 5: Solve for x
   x = 3,746,016.04/2,007.38
6. Step 6: Final answer
   x = 1,866.12