Finding the Fourth Proportional to 196,494.72, 271,162.67 and 107,070.72

Step by Step Solution

1. Step 1: Write the proportion equation
   196,494.72 : 271,162.67 = 107,070.72 : x
2. Step 2: Convert to fraction form
   196,494.72/271,162.67 = 107,070.72/x
3. Step 3: Cross multiply
   196,494.72x = 271,162.67 × 107,070.72
4. Step 4: Simplify right side
   196,494.72x = 29,033,581,778.67
5. Step 5: Solve for x
   x = 29,033,581,778.67/196,494.72
6. Step 6: Final answer
   x = 147,757.57