Finding the Fourth Proportional to 139,333.11, 192,280.82 and 75,671.37

Step by Step Solution

1. Step 1: Write the proportion equation
   139,333.11 : 192,280.82 = 75,671.37 : x
2. Step 2: Convert to fraction form
   139,333.11/192,280.82 = 75,671.37/x
3. Step 3: Cross multiply
   139,333.11x = 192,280.82 × 75,671.37
4. Step 4: Simplify right side
   139,333.11x = 14,550,152,396.49
5. Step 5: Solve for x
   x = 14,550,152,396.49/139,333.11
6. Step 6: Final answer
   x = 104,427.10