Finding the Fourth Proportional to 2,322.69, 3,484.35 and 1,227.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.69 : 3,484.35 = 1,227.15 : x
2. Step 2: Convert to fraction form
   2,322.69/3,484.35 = 1,227.15/x
3. Step 3: Cross multiply
   2,322.69x = 3,484.35 × 1,227.15
4. Step 4: Simplify right side
   2,322.69x = 4,275,820.10
5. Step 5: Solve for x
   x = 4,275,820.10/2,322.69
6. Step 6: Final answer
   x = 1,840.89