Finding the Fourth Proportional to 3,654, 5,042.52 and 2,162.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,654 : 5,042.52 = 2,162.79 : x
2. Step 2: Convert to fraction form
   3,654/5,042.52 = 2,162.79/x
3. Step 3: Cross multiply
   3,654x = 5,042.52 × 2,162.79
4. Step 4: Simplify right side
   3,654x = 10,905,911.83
5. Step 5: Solve for x
   x = 10,905,911.83/3,654
6. Step 6: Final answer
   x = 2,984.65