Finding the Fourth Proportional to 2,173.44, 3,260.61 and 1,076.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173.44 : 3,260.61 = 1,076.52 : x
2. Step 2: Convert to fraction form
   2,173.44/3,260.61 = 1,076.52/x
3. Step 3: Cross multiply
   2,173.44x = 3,260.61 × 1,076.52
4. Step 4: Simplify right side
   2,173.44x = 3,510,111.88
5. Step 5: Solve for x
   x = 3,510,111.88/2,173.44
6. Step 6: Final answer
   x = 1,615.00