Finding the Fourth Proportional to 7,020.03, 10,514.52 and 5,134.35

Step by Step Solution

1. Step 1: Write the proportion equation
   7,020.03 : 10,514.52 = 5,134.35 : x
2. Step 2: Convert to fraction form
   7,020.03/10,514.52 = 5,134.35/x
3. Step 3: Cross multiply
   7,020.03x = 10,514.52 × 5,134.35
4. Step 4: Simplify right side
   7,020.03x = 53,985,225.76
5. Step 5: Solve for x
   x = 53,985,225.76/7,020.03
6. Step 6: Final answer
   x = 7,690.17