Finding the Fourth Proportional to 79,136.39, 118,622.56 and 49,486.16

Step by Step Solution

1. Step 1: Write the proportion equation
   79,136.39 : 118,622.56 = 49,486.16 : x
2. Step 2: Convert to fraction form
   79,136.39/118,622.56 = 49,486.16/x
3. Step 3: Cross multiply
   79,136.39x = 118,622.56 × 49,486.16
4. Step 4: Simplify right side
   79,136.39x = 5,870,174,983.77
5. Step 5: Solve for x
   x = 5,870,174,983.77/79,136.39
6. Step 6: Final answer
   x = 74,177.95