Finding the Fourth Proportional to 79,966.63, 119,949.40 and 26,662.69

Step by Step Solution

1. Step 1: Write the proportion equation
   79,966.63 : 119,949.40 = 26,662.69 : x
2. Step 2: Convert to fraction form
   79,966.63/119,949.40 = 26,662.69/x
3. Step 3: Cross multiply
   79,966.63x = 119,949.40 × 26,662.69
4. Step 4: Simplify right side
   79,966.63x = 3,198,173,667.89
5. Step 5: Solve for x
   x = 3,198,173,667.89/79,966.63
6. Step 6: Final answer
   x = 39,993.85