Finding the Fourth Proportional to 2,654.39, 3,663.72 and 1,535.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.39 : 3,663.72 = 1,535.96 : x
2. Step 2: Convert to fraction form
   2,654.39/3,663.72 = 1,535.96/x
3. Step 3: Cross multiply
   2,654.39x = 3,663.72 × 1,535.96
4. Step 4: Simplify right side
   2,654.39x = 5,627,309.05
5. Step 5: Solve for x
   x = 5,627,309.05/2,654.39
6. Step 6: Final answer
   x = 2,120.00