Finding the Fourth Proportional to 2,866.86, 4,301.51 and 1,224.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,866.86 : 4,301.51 = 1,224.59 : x
2. Step 2: Convert to fraction form
   2,866.86/4,301.51 = 1,224.59/x
3. Step 3: Cross multiply
   2,866.86x = 4,301.51 × 1,224.59
4. Step 4: Simplify right side
   2,866.86x = 5,267,558.50
5. Step 5: Solve for x
   x = 5,267,558.50/2,866.86
6. Step 6: Final answer
   x = 1,837.40