Finding the Fourth Proportional to 2,678.22, 3,695.60 and 1,499

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678.22 : 3,695.60 = 1,499 : x
2. Step 2: Convert to fraction form
   2,678.22/3,695.60 = 1,499/x
3. Step 3: Cross multiply
   2,678.22x = 3,695.60 × 1,499
4. Step 4: Simplify right side
   2,678.22x = 5,539,704.40
5. Step 5: Solve for x
   x = 5,539,704.40/2,678.22
6. Step 6: Final answer
   x = 2,068.43