Finding the Fourth Proportional to 2,063.93, 2,847.78 and 1,224.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063.93 : 2,847.78 = 1,224.50 : x
2. Step 2: Convert to fraction form
   2,063.93/2,847.78 = 1,224.50/x
3. Step 3: Cross multiply
   2,063.93x = 2,847.78 × 1,224.50
4. Step 4: Simplify right side
   2,063.93x = 3,487,092.37
5. Step 5: Solve for x
   x = 3,487,092.37/2,063.93
6. Step 6: Final answer
   x = 1,689.54