Finding the Fourth Proportional to 2,678.60, 3,696.27 and 1,499.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678.60 : 3,696.27 = 1,499.51 : x
2. Step 2: Convert to fraction form
   2,678.60/3,696.27 = 1,499.51/x
3. Step 3: Cross multiply
   2,678.60x = 3,696.27 × 1,499.51
4. Step 4: Simplify right side
   2,678.60x = 5,542,597.45
5. Step 5: Solve for x
   x = 5,542,597.45/2,678.60
6. Step 6: Final answer
   x = 2,069.21