Finding the Fourth Proportional to 2,363.34, 3,261.51 and 1,315.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.34 : 3,261.51 = 1,315.47 : x
2. Step 2: Convert to fraction form
   2,363.34/3,261.51 = 1,315.47/x
3. Step 3: Cross multiply
   2,363.34x = 3,261.51 × 1,315.47
4. Step 4: Simplify right side
   2,363.34x = 4,290,415.34
5. Step 5: Solve for x
   x = 4,290,415.34/2,363.34
6. Step 6: Final answer
   x = 1,815.41