Finding the Fourth Proportional to 139,459.82, 192,454.56 and 75,797.60

Step by Step Solution

1. Step 1: Write the proportion equation
   139,459.82 : 192,454.56 = 75,797.60 : x
2. Step 2: Convert to fraction form
   139,459.82/192,454.56 = 75,797.60/x
3. Step 3: Cross multiply
   139,459.82x = 192,454.56 × 75,797.60
4. Step 4: Simplify right side
   139,459.82x = 14,587,592,794.78
5. Step 5: Solve for x
   x = 14,587,592,794.78/139,459.82
6. Step 6: Final answer
   x = 104,600.69