Finding the Fourth Proportional to 2,688.05, 3,709.46 and 1,492.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688.05 : 3,709.46 = 1,492.97 : x
2. Step 2: Convert to fraction form
   2,688.05/3,709.46 = 1,492.97/x
3. Step 3: Cross multiply
   2,688.05x = 3,709.46 × 1,492.97
4. Step 4: Simplify right side
   2,688.05x = 5,538,112.50
5. Step 5: Solve for x
   x = 5,538,112.50/2,688.05
6. Step 6: Final answer
   x = 2,060.27