Finding the Fourth Proportional to 1,828.30, 2,736.68 and 1,306.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,828.30 : 2,736.68 = 1,306.62 : x
2. Step 2: Convert to fraction form
   1,828.30/2,736.68 = 1,306.62/x
3. Step 3: Cross multiply
   1,828.30x = 2,736.68 × 1,306.62
4. Step 4: Simplify right side
   1,828.30x = 3,575,800.82
5. Step 5: Solve for x
   x = 3,575,800.82/1,828.30
6. Step 6: Final answer
   x = 1,955.81