Finding the Fourth Proportional to 2,708.72, 4,077.86 and 1,848.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,708.72 : 4,077.86 = 1,848.56 : x
2. Step 2: Convert to fraction form
   2,708.72/4,077.86 = 1,848.56/x
3. Step 3: Cross multiply
   2,708.72x = 4,077.86 × 1,848.56
4. Step 4: Simplify right side
   2,708.72x = 7,538,168.88
5. Step 5: Solve for x
   x = 7,538,168.88/2,708.72
6. Step 6: Final answer
   x = 2,782.93