Finding the Fourth Proportional to 196,647, 271,373.40 and 107,223

Step by Step Solution

1. Step 1: Write the proportion equation
   196,647 : 271,373.40 = 107,223 : x
2. Step 2: Convert to fraction form
   196,647/271,373.40 = 107,223/x
3. Step 3: Cross multiply
   196,647x = 271,373.40 × 107,223
4. Step 4: Simplify right side
   196,647x = 29,097,470,068.20
5. Step 5: Solve for x
   x = 29,097,470,068.20/196,647
6. Step 6: Final answer
   x = 147,968.03