Finding the Fourth Proportional to 5,116.30, 7,060.56 and 3,020.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,116.30 : 7,060.56 = 3,020.42 : x
2. Step 2: Convert to fraction form
   5,116.30/7,060.56 = 3,020.42/x
3. Step 3: Cross multiply
   5,116.30x = 7,060.56 × 3,020.42
4. Step 4: Simplify right side
   5,116.30x = 21,325,856.64
5. Step 5: Solve for x
   x = 21,325,856.64/5,116.30
6. Step 6: Final answer
   x = 4,168.22