Finding the Fourth Proportional to 2,050.92, 3,074.56 and 817.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.92 : 3,074.56 = 817.63 : x
2. Step 2: Convert to fraction form
   2,050.92/3,074.56 = 817.63/x
3. Step 3: Cross multiply
   2,050.92x = 3,074.56 × 817.63
4. Step 4: Simplify right side
   2,050.92x = 2,513,842.76
5. Step 5: Solve for x
   x = 2,513,842.76/2,050.92
6. Step 6: Final answer
   x = 1,225.71