Finding the Fourth Proportional to 2,180.48, 3,007.52 and 1,340.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.48 : 3,007.52 = 1,340.08 : x
2. Step 2: Convert to fraction form
   2,180.48/3,007.52 = 1,340.08/x
3. Step 3: Cross multiply
   2,180.48x = 3,007.52 × 1,340.08
4. Step 4: Simplify right side
   2,180.48x = 4,030,317.40
5. Step 5: Solve for x
   x = 4,030,317.40/2,180.48
6. Step 6: Final answer
   x = 1,848.36