Finding the Fourth Proportional to 2,818.32, 4,235.69 and 1,358.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,818.32 : 4,235.69 = 1,358.50 : x
2. Step 2: Convert to fraction form
   2,818.32/4,235.69 = 1,358.50/x
3. Step 3: Cross multiply
   2,818.32x = 4,235.69 × 1,358.50
4. Step 4: Simplify right side
   2,818.32x = 5,754,173.70
5. Step 5: Solve for x
   x = 5,754,173.70/2,818.32
6. Step 6: Final answer
   x = 2,041.70