Finding the Fourth Proportional to 2,063.83, 2,847.62 and 1,224.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063.83 : 2,847.62 = 1,224.11 : x
2. Step 2: Convert to fraction form
   2,063.83/2,847.62 = 1,224.11/x
3. Step 3: Cross multiply
   2,063.83x = 2,847.62 × 1,224.11
4. Step 4: Simplify right side
   2,063.83x = 3,485,788.94
5. Step 5: Solve for x
   x = 3,485,788.94/2,063.83
6. Step 6: Final answer
   x = 1,688.99