Finding the Fourth Proportional to 2,146.68, 3,217.56 and 1,048.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.68 : 3,217.56 = 1,048.62 : x
2. Step 2: Convert to fraction form
   2,146.68/3,217.56 = 1,048.62/x
3. Step 3: Cross multiply
   2,146.68x = 3,217.56 × 1,048.62
4. Step 4: Simplify right side
   2,146.68x = 3,373,997.77
5. Step 5: Solve for x
   x = 3,373,997.77/2,146.68
6. Step 6: Final answer
   x = 1,571.73