Finding the Fourth Proportional to 2,293.52, 3,165.06 and 1,245.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293.52 : 3,165.06 = 1,245.58 : x
2. Step 2: Convert to fraction form
   2,293.52/3,165.06 = 1,245.58/x
3. Step 3: Cross multiply
   2,293.52x = 3,165.06 × 1,245.58
4. Step 4: Simplify right side
   2,293.52x = 3,942,335.43
5. Step 5: Solve for x
   x = 3,942,335.43/2,293.52
6. Step 6: Final answer
   x = 1,718.90