Finding the Fourth Proportional to 196,649.73, 271,376.69 and 111,764.61

Step by Step Solution

1. Step 1: Write the proportion equation
   196,649.73 : 271,376.69 = 111,764.61 : x
2. Step 2: Convert to fraction form
   196,649.73/271,376.69 = 111,764.61/x
3. Step 3: Cross multiply
   196,649.73x = 271,376.69 × 111,764.61
4. Step 4: Simplify right side
   196,649.73x = 30,330,309,362.12
5. Step 5: Solve for x
   x = 30,330,309,362.12/196,649.73
6. Step 6: Final answer
   x = 154,235.19