Finding the Fourth Proportional to 5,002.92, 6,902.37 and 3,012.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,002.92 : 6,902.37 = 3,012.72 : x
2. Step 2: Convert to fraction form
   5,002.92/6,902.37 = 3,012.72/x
3. Step 3: Cross multiply
   5,002.92x = 6,902.37 × 3,012.72
4. Step 4: Simplify right side
   5,002.92x = 20,794,908.15
5. Step 5: Solve for x
   x = 20,794,908.15/5,002.92
6. Step 6: Final answer
   x = 4,156.55