Finding the Fourth Proportional to 139,595.37, 192,675.83 and 79,201.37

Step by Step Solution

1. Step 1: Write the proportion equation
   139,595.37 : 192,675.83 = 79,201.37 : x
2. Step 2: Convert to fraction form
   139,595.37/192,675.83 = 79,201.37/x
3. Step 3: Cross multiply
   139,595.37x = 192,675.83 × 79,201.37
4. Step 4: Simplify right side
   139,595.37x = 15,260,188,342.50
5. Step 5: Solve for x
   x = 15,260,188,342.50/139,595.37
6. Step 6: Final answer
   x = 109,317.30