Finding the Fourth Proportional to 196,443, 271,091.34 and 107,019

Step by Step Solution

1. Step 1: Write the proportion equation
   196,443 : 271,091.34 = 107,019 : x
2. Step 2: Convert to fraction form
   196,443/271,091.34 = 107,019/x
3. Step 3: Cross multiply
   196,443x = 271,091.34 × 107,019
4. Step 4: Simplify right side
   196,443x = 29,011,924,115.46
5. Step 5: Solve for x
   x = 29,011,924,115.46/196,443
6. Step 6: Final answer
   x = 147,686.22