Finding the Fourth Proportional to 2,321.04, 3,201.39 and 1,536.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.04 : 3,201.39 = 1,536.15 : x
2. Step 2: Convert to fraction form
   2,321.04/3,201.39 = 1,536.15/x
3. Step 3: Cross multiply
   2,321.04x = 3,201.39 × 1,536.15
4. Step 4: Simplify right side
   2,321.04x = 4,917,815.25
5. Step 5: Solve for x
   x = 4,917,815.25/2,321.04
6. Step 6: Final answer
   x = 2,118.80