Finding the Fourth Proportional to 2,224.31, 3,337.83 and 1,129.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.31 : 3,337.83 = 1,129.46 : x
2. Step 2: Convert to fraction form
   2,224.31/3,337.83 = 1,129.46/x
3. Step 3: Cross multiply
   2,224.31x = 3,337.83 × 1,129.46
4. Step 4: Simplify right side
   2,224.31x = 3,769,928.78
5. Step 5: Solve for x
   x = 3,769,928.78/2,224.31
6. Step 6: Final answer
   x = 1,694.88