Finding the Fourth Proportional to 2,052.31, 3,080.52 and 1,080.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.31 : 3,080.52 = 1,080.46 : x
2. Step 2: Convert to fraction form
   2,052.31/3,080.52 = 1,080.46/x
3. Step 3: Cross multiply
   2,052.31x = 3,080.52 × 1,080.46
4. Step 4: Simplify right side
   2,052.31x = 3,328,378.64
5. Step 5: Solve for x
   x = 3,328,378.64/2,052.31
6. Step 6: Final answer
   x = 1,621.77