Finding the Fourth Proportional to 79,247.99, 118,834.37 and 45,978.26

Step by Step Solution

1. Step 1: Write the proportion equation
   79,247.99 : 118,834.37 = 45,978.26 : x
2. Step 2: Convert to fraction form
   79,247.99/118,834.37 = 45,978.26/x
3. Step 3: Cross multiply
   79,247.99x = 118,834.37 × 45,978.26
4. Step 4: Simplify right side
   79,247.99x = 5,463,796,736.73
5. Step 5: Solve for x
   x = 5,463,796,736.73/79,247.99
6. Step 6: Final answer
   x = 68,945.56