Finding the Fourth Proportional to 79,162.34, 109,242.69 and 42,863.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,162.34 : 109,242.69 = 42,863.50 : x
2. Step 2: Convert to fraction form
   79,162.34/109,242.69 = 42,863.50/x
3. Step 3: Cross multiply
   79,162.34x = 109,242.69 × 42,863.50
4. Step 4: Simplify right side
   79,162.34x = 4,682,524,042.82
5. Step 5: Solve for x
   x = 4,682,524,042.82/79,162.34
6. Step 6: Final answer
   x = 59,150.90