Finding the Fourth Proportional to 7,016.72, 10,523.46 and 3,119

Step by Step Solution

1. Step 1: Write the proportion equation
   7,016.72 : 10,523.46 = 3,119 : x
2. Step 2: Convert to fraction form
   7,016.72/10,523.46 = 3,119/x
3. Step 3: Cross multiply
   7,016.72x = 10,523.46 × 3,119
4. Step 4: Simplify right side
   7,016.72x = 32,822,671.74
5. Step 5: Solve for x
   x = 32,822,671.74/7,016.72
6. Step 6: Final answer
   x = 4,677.78