Finding the Fourth Proportional to 4,992.42, 6,890.74 and 3,002.59

Step by Step Solution

1. Step 1: Write the proportion equation
   4,992.42 : 6,890.74 = 3,002.59 : x
2. Step 2: Convert to fraction form
   4,992.42/6,890.74 = 3,002.59/x
3. Step 3: Cross multiply
   4,992.42x = 6,890.74 × 3,002.59
4. Step 4: Simplify right side
   4,992.42x = 20,690,058.43
5. Step 5: Solve for x
   x = 20,690,058.43/4,992.42
6. Step 6: Final answer
   x = 4,144.30