Finding the Fourth Proportional to 196,537.56, 271,222.86 and 111,659.48

Step by Step Solution

1. Step 1: Write the proportion equation
   196,537.56 : 271,222.86 = 111,659.48 : x
2. Step 2: Convert to fraction form
   196,537.56/271,222.86 = 111,659.48/x
3. Step 3: Cross multiply
   196,537.56x = 271,222.86 × 111,659.48
4. Step 4: Simplify right side
   196,537.56x = 30,284,603,511.71
5. Step 5: Solve for x
   x = 30,284,603,511.71/196,537.56
6. Step 6: Final answer
   x = 154,090.67