Finding the Fourth Proportional to 79,081.68, 118,622.52 and 39,629.57

Step by Step Solution

1. Step 1: Write the proportion equation
   79,081.68 : 118,622.52 = 39,629.57 : x
2. Step 2: Convert to fraction form
   79,081.68/118,622.52 = 39,629.57/x
3. Step 3: Cross multiply
   79,081.68x = 118,622.52 × 39,629.57
4. Step 4: Simplify right side
   79,081.68x = 4,700,958,866.80
5. Step 5: Solve for x
   x = 4,700,958,866.80/79,081.68
6. Step 6: Final answer
   x = 59,444.34