Finding the Fourth Proportional to 2,678.37, 3,696.15 and 1,499.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678.37 : 3,696.15 = 1,499.45 : x
2. Step 2: Convert to fraction form
   2,678.37/3,696.15 = 1,499.45/x
3. Step 3: Cross multiply
   2,678.37x = 3,696.15 × 1,499.45
4. Step 4: Simplify right side
   2,678.37x = 5,542,173.64
5. Step 5: Solve for x
   x = 5,542,173.64/2,678.37
6. Step 6: Final answer
   x = 2,069.23