Finding the Fourth Proportional to 3,927.78, 5,887.10 and 1,846.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,927.78 : 5,887.10 = 1,846.49 : x
2. Step 2: Convert to fraction form
   3,927.78/5,887.10 = 1,846.49/x
3. Step 3: Cross multiply
   3,927.78x = 5,887.10 × 1,846.49
4. Step 4: Simplify right side
   3,927.78x = 10,870,432.61
5. Step 5: Solve for x
   x = 10,870,432.61/3,927.78
6. Step 6: Final answer
   x = 2,767.58