Finding the Fourth Proportional to 196,498.56, 271,168.02 and 107,074.56

Step by Step Solution

1. Step 1: Write the proportion equation
   196,498.56 : 271,168.02 = 107,074.56 : x
2. Step 2: Convert to fraction form
   196,498.56/271,168.02 = 107,074.56/x
3. Step 3: Cross multiply
   196,498.56x = 271,168.02 × 107,074.56
4. Step 4: Simplify right side
   196,498.56x = 29,035,196,427.57
5. Step 5: Solve for x
   x = 29,035,196,427.57/196,498.56
6. Step 6: Final answer
   x = 147,762.90