Finding the Fourth Proportional to 5,339.94, 8,010.83 and 1,642.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,339.94 : 8,010.83 = 1,642.09 : x
2. Step 2: Convert to fraction form
   5,339.94/8,010.83 = 1,642.09/x
3. Step 3: Cross multiply
   5,339.94x = 8,010.83 × 1,642.09
4. Step 4: Simplify right side
   5,339.94x = 13,154,520.85
5. Step 5: Solve for x
   x = 13,154,520.85/5,339.94
6. Step 6: Final answer
   x = 2,463.42