Finding the Fourth Proportional to 79,918.16, 119,838.35 and 42,496.16

Step by Step Solution

1. Step 1: Write the proportion equation
   79,918.16 : 119,838.35 = 42,496.16 : x
2. Step 2: Convert to fraction form
   79,918.16/119,838.35 = 42,496.16/x
3. Step 3: Cross multiply
   79,918.16x = 119,838.35 × 42,496.16
4. Step 4: Simplify right side
   79,918.16x = 5,092,669,202.78
5. Step 5: Solve for x
   x = 5,092,669,202.78/79,918.16
6. Step 6: Final answer
   x = 63,723.56