Finding the Fourth Proportional to 42,162.24, 63,233.62 and 15,869.64

Step by Step Solution

1. Step 1: Write the proportion equation
   42,162.24 : 63,233.62 = 15,869.64 : x
2. Step 2: Convert to fraction form
   42,162.24/63,233.62 = 15,869.64/x
3. Step 3: Cross multiply
   42,162.24x = 63,233.62 × 15,869.64
4. Step 4: Simplify right side
   42,162.24x = 1,003,494,785.30
5. Step 5: Solve for x
   x = 1,003,494,785.30/42,162.24
6. Step 6: Final answer
   x = 23,800.79