Finding the Fourth Proportional to 2,678.89, 3,696.53 and 1,499.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678.89 : 3,696.53 = 1,499.67 : x
2. Step 2: Convert to fraction form
   2,678.89/3,696.53 = 1,499.67/x
3. Step 3: Cross multiply
   2,678.89x = 3,696.53 × 1,499.67
4. Step 4: Simplify right side
   2,678.89x = 5,543,575.15
5. Step 5: Solve for x
   x = 5,543,575.15/2,678.89
6. Step 6: Final answer
   x = 2,069.36