Finding the Fourth Proportional to 2,635.12, 3,636.60 and 1,456.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,635.12 : 3,636.60 = 1,456.32 : x
2. Step 2: Convert to fraction form
   2,635.12/3,636.60 = 1,456.32/x
3. Step 3: Cross multiply
   2,635.12x = 3,636.60 × 1,456.32
4. Step 4: Simplify right side
   2,635.12x = 5,296,053.31
5. Step 5: Solve for x
   x = 5,296,053.31/2,635.12
6. Step 6: Final answer
   x = 2,009.80