Finding the Fourth Proportional to 2,200.18, 3,036.17 and 1,315.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.18 : 3,036.17 = 1,315.46 : x
2. Step 2: Convert to fraction form
   2,200.18/3,036.17 = 1,315.46/x
3. Step 3: Cross multiply
   2,200.18x = 3,036.17 × 1,315.46
4. Step 4: Simplify right side
   2,200.18x = 3,993,938.43
5. Step 5: Solve for x
   x = 3,993,938.43/2,200.18
6. Step 6: Final answer
   x = 1,815.28