Finding the Fourth Proportional to 2,694.72, 3,720.48 and 2,076.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,694.72 : 3,720.48 = 2,076.48 : x
2. Step 2: Convert to fraction form
   2,694.72/3,720.48 = 2,076.48/x
3. Step 3: Cross multiply
   2,694.72x = 3,720.48 × 2,076.48
4. Step 4: Simplify right side
   2,694.72x = 7,725,502.31
5. Step 5: Solve for x
   x = 7,725,502.31/2,694.72
6. Step 6: Final answer
   x = 2,866.90