Finding the Fourth Proportional to 2,304.47, 3,457.58 and 1,380.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.47 : 3,457.58 = 1,380.69 : x
2. Step 2: Convert to fraction form
   2,304.47/3,457.58 = 1,380.69/x
3. Step 3: Cross multiply
   2,304.47x = 3,457.58 × 1,380.69
4. Step 4: Simplify right side
   2,304.47x = 4,773,839.23
5. Step 5: Solve for x
   x = 4,773,839.23/2,304.47
6. Step 6: Final answer
   x = 2,071.55