Finding the Fourth Proportional to 2,654.48, 3,662.13 and 1,535.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.48 : 3,662.13 = 1,535.21 : x
2. Step 2: Convert to fraction form
   2,654.48/3,662.13 = 1,535.21/x
3. Step 3: Cross multiply
   2,654.48x = 3,662.13 × 1,535.21
4. Step 4: Simplify right side
   2,654.48x = 5,622,138.60
5. Step 5: Solve for x
   x = 5,622,138.60/2,654.48
6. Step 6: Final answer
   x = 2,117.98