Finding the Fourth Proportional to 139,632.24, 192,697.56 and 80,027.76

Step by Step Solution

1. Step 1: Write the proportion equation
   139,632.24 : 192,697.56 = 80,027.76 : x
2. Step 2: Convert to fraction form
   139,632.24/192,697.56 = 80,027.76/x
3. Step 3: Cross multiply
   139,632.24x = 192,697.56 × 80,027.76
4. Step 4: Simplify right side
   139,632.24x = 15,421,154,084.27
5. Step 5: Solve for x
   x = 15,421,154,084.27/139,632.24
6. Step 6: Final answer
   x = 110,441.21