Finding the Fourth Proportional to 108,517.52, 149,600.04 and 79,786.46

Step by Step Solution

1. Step 1: Write the proportion equation
   108,517.52 : 149,600.04 = 79,786.46 : x
2. Step 2: Convert to fraction form
   108,517.52/149,600.04 = 79,786.46/x
3. Step 3: Cross multiply
   108,517.52x = 149,600.04 × 79,786.46
4. Step 4: Simplify right side
   108,517.52x = 11,936,057,607.46
5. Step 5: Solve for x
   x = 11,936,057,607.46/108,517.52
6. Step 6: Final answer
   x = 109,991.99