Finding the Fourth Proportional to 2,621.14, 3,927.59 and 1,234.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621.14 : 3,927.59 = 1,234.15 : x
2. Step 2: Convert to fraction form
   2,621.14/3,927.59 = 1,234.15/x
3. Step 3: Cross multiply
   2,621.14x = 3,927.59 × 1,234.15
4. Step 4: Simplify right side
   2,621.14x = 4,847,238.28
5. Step 5: Solve for x
   x = 4,847,238.28/2,621.14
6. Step 6: Final answer
   x = 1,849.29