Finding the Fourth Proportional to 2,654.79, 3,663.39 and 1,535.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.79 : 3,663.39 = 1,535.47 : x
2. Step 2: Convert to fraction form
   2,654.79/3,663.39 = 1,535.47/x
3. Step 3: Cross multiply
   2,654.79x = 3,663.39 × 1,535.47
4. Step 4: Simplify right side
   2,654.79x = 5,625,025.44
5. Step 5: Solve for x
   x = 5,625,025.44/2,654.79
6. Step 6: Final answer
   x = 2,118.82