Finding the Fourth Proportional to 79,622.59, 109,882.78 and 49,417.64

Step by Step Solution

1. Step 1: Write the proportion equation
   79,622.59 : 109,882.78 = 49,417.64 : x
2. Step 2: Convert to fraction form
   79,622.59/109,882.78 = 49,417.64/x
3. Step 3: Cross multiply
   79,622.59x = 109,882.78 × 49,417.64
4. Step 4: Simplify right side
   79,622.59x = 5,430,147,114.83
5. Step 5: Solve for x
   x = 5,430,147,114.83/79,622.59
6. Step 6: Final answer
   x = 68,198.58