Finding the Fourth Proportional to 16,215.83, 22,370.82 and 10,162.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,215.83 : 22,370.82 = 10,162.40 : x
2. Step 2: Convert to fraction form
   16,215.83/22,370.82 = 10,162.40/x
3. Step 3: Cross multiply
   16,215.83x = 22,370.82 × 10,162.40
4. Step 4: Simplify right side
   16,215.83x = 227,341,071.20
5. Step 5: Solve for x
   x = 227,341,071.20/16,215.83
6. Step 6: Final answer
   x = 14,019.70