Finding the Fourth Proportional to 2,392.72, 3,300.75 and 2,077.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,392.72 : 3,300.75 = 2,077.56 : x
2. Step 2: Convert to fraction form
   2,392.72/3,300.75 = 2,077.56/x
3. Step 3: Cross multiply
   2,392.72x = 3,300.75 × 2,077.56
4. Step 4: Simplify right side
   2,392.72x = 6,857,506.17
5. Step 5: Solve for x
   x = 6,857,506.17/2,392.72
6. Step 6: Final answer
   x = 2,865.99