Finding the Fourth Proportional to 139,744.82, 192,847.56 and 76,082.06

Step by Step Solution

1. Step 1: Write the proportion equation
   139,744.82 : 192,847.56 = 76,082.06 : x
2. Step 2: Convert to fraction form
   139,744.82/192,847.56 = 76,082.06/x
3. Step 3: Cross multiply
   139,744.82x = 192,847.56 × 76,082.06
4. Step 4: Simplify right side
   139,744.82x = 14,672,239,630.77
5. Step 5: Solve for x
   x = 14,672,239,630.77/139,744.82
6. Step 6: Final answer
   x = 104,993.08