Finding the Fourth Proportional to 2,363.50, 3,261.60 and 1,315.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.50 : 3,261.60 = 1,315.56 : x
2. Step 2: Convert to fraction form
   2,363.50/3,261.60 = 1,315.56/x
3. Step 3: Cross multiply
   2,363.50x = 3,261.60 × 1,315.56
4. Step 4: Simplify right side
   2,363.50x = 4,290,842.73
5. Step 5: Solve for x
   x = 4,290,842.73/2,363.50
6. Step 6: Final answer
   x = 1,815.46