Finding the Fourth Proportional to 196,477.25, 271,138.61 and 107,053.25

Step by Step Solution

1. Step 1: Write the proportion equation
   196,477.25 : 271,138.61 = 107,053.25 : x
2. Step 2: Convert to fraction form
   196,477.25/271,138.61 = 107,053.25/x
3. Step 3: Cross multiply
   196,477.25x = 271,138.61 × 107,053.25
4. Step 4: Simplify right side
   196,477.25x = 29,026,268,865.72
5. Step 5: Solve for x
   x = 29,026,268,865.72/196,477.25
6. Step 6: Final answer
   x = 147,733.49