Finding the Fourth Proportional to 2,664.77, 3,680.83 and 2,162.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.77 : 3,680.83 = 2,162.48 : x
2. Step 2: Convert to fraction form
   2,664.77/3,680.83 = 2,162.48/x
3. Step 3: Cross multiply
   2,664.77x = 3,680.83 × 2,162.48
4. Step 4: Simplify right side
   2,664.77x = 7,959,714.10
5. Step 5: Solve for x
   x = 7,959,714.10/2,664.77
6. Step 6: Final answer
   x = 2,987.02