Finding the Fourth Proportional to 196,486, 271,150.72 and 107,062

Step by Step Solution

1. Step 1: Write the proportion equation
   196,486 : 271,150.72 = 107,062 : x
2. Step 2: Convert to fraction form
   196,486/271,150.72 = 107,062/x
3. Step 3: Cross multiply
   196,486x = 271,150.72 × 107,062
4. Step 4: Simplify right side
   196,486x = 29,029,938,384.64
5. Step 5: Solve for x
   x = 29,029,938,384.64/196,486
6. Step 6: Final answer
   x = 147,745.58