Finding the Fourth Proportional to 10,162.38, 15,233.04 and 5,221.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,162.38 : 15,233.04 = 5,221.02 : x
2. Step 2: Convert to fraction form
   10,162.38/15,233.04 = 5,221.02/x
3. Step 3: Cross multiply
   10,162.38x = 15,233.04 × 5,221.02
4. Step 4: Simplify right side
   10,162.38x = 79,532,006.50
5. Step 5: Solve for x
   x = 79,532,006.50/10,162.38
6. Step 6: Final answer
   x = 7,826.12