Finding the Fourth Proportional to 4,627.76, 6,385.82 and 2,739.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,627.76 : 6,385.82 = 2,739.42 : x
2. Step 2: Convert to fraction form
   4,627.76/6,385.82 = 2,739.42/x
3. Step 3: Cross multiply
   4,627.76x = 6,385.82 × 2,739.42
4. Step 4: Simplify right side
   4,627.76x = 17,493,429.33
5. Step 5: Solve for x
   x = 17,493,429.33/4,627.76
6. Step 6: Final answer
   x = 3,780.11