Finding the Fourth Proportional to 1,815.47, 2,717.12 and 1,595.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,815.47 : 2,717.12 = 1,595.96 : x
2. Step 2: Convert to fraction form
   1,815.47/2,717.12 = 1,595.96/x
3. Step 3: Cross multiply
   1,815.47x = 2,717.12 × 1,595.96
4. Step 4: Simplify right side
   1,815.47x = 4,336,401.25
5. Step 5: Solve for x
   x = 4,336,401.25/1,815.47
6. Step 6: Final answer
   x = 2,388.59