Finding the Fourth Proportional to 139,265.82, 192,189.15 and 75,603.62

Step by Step Solution

1. Step 1: Write the proportion equation
   139,265.82 : 192,189.15 = 75,603.62 : x
2. Step 2: Convert to fraction form
   139,265.82/192,189.15 = 75,603.62/x
3. Step 3: Cross multiply
   139,265.82x = 192,189.15 × 75,603.62
4. Step 4: Simplify right side
   139,265.82x = 14,530,194,503.78
5. Step 5: Solve for x
   x = 14,530,194,503.78/139,265.82
6. Step 6: Final answer
   x = 104,334.25