Finding the Fourth Proportional to 2,310.58, 3,189.36 and 1,839.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.58 : 3,189.36 = 1,839.34 : x
2. Step 2: Convert to fraction form
   2,310.58/3,189.36 = 1,839.34/x
3. Step 3: Cross multiply
   2,310.58x = 3,189.36 × 1,839.34
4. Step 4: Simplify right side
   2,310.58x = 5,866,317.42
5. Step 5: Solve for x
   x = 5,866,317.42/2,310.58
6. Step 6: Final answer
   x = 2,538.89