Finding the Fourth Proportional to 108,926.28, 163,399.52 and 42,371.48

Step by Step Solution

1. Step 1: Write the proportion equation
   108,926.28 : 163,399.52 = 42,371.48 : x
2. Step 2: Convert to fraction form
   108,926.28/163,399.52 = 42,371.48/x
3. Step 3: Cross multiply
   108,926.28x = 163,399.52 × 42,371.48
4. Step 4: Simplify right side
   108,926.28x = 6,923,479,493.69
5. Step 5: Solve for x
   x = 6,923,479,493.69/108,926.28
6. Step 6: Final answer
   x = 63,561.15