Finding the Fourth Proportional to 2,231.45, 3,080.04 and 1,568.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231.45 : 3,080.04 = 1,568.48 : x
2. Step 2: Convert to fraction form
   2,231.45/3,080.04 = 1,568.48/x
3. Step 3: Cross multiply
   2,231.45x = 3,080.04 × 1,568.48
4. Step 4: Simplify right side
   2,231.45x = 4,830,981.14
5. Step 5: Solve for x
   x = 4,830,981.14/2,231.45
6. Step 6: Final answer
   x = 2,164.95