Finding the Fourth Proportional to 7,363.82, 10,162.17 and 4,220

Step by Step Solution

1. Step 1: Write the proportion equation
   7,363.82 : 10,162.17 = 4,220 : x
2. Step 2: Convert to fraction form
   7,363.82/10,162.17 = 4,220/x
3. Step 3: Cross multiply
   7,363.82x = 10,162.17 × 4,220
4. Step 4: Simplify right side
   7,363.82x = 42,884,357.40
5. Step 5: Solve for x
   x = 42,884,357.40/7,363.82
6. Step 6: Final answer
   x = 5,823.66