Finding the Fourth Proportional to 196,404.48, 271,030.56 and 120,051.42

Step by Step Solution

1. Step 1: Write the proportion equation
   196,404.48 : 271,030.56 = 120,051.42 : x
2. Step 2: Convert to fraction form
   196,404.48/271,030.56 = 120,051.42/x
3. Step 3: Cross multiply
   196,404.48x = 271,030.56 × 120,051.42
4. Step 4: Simplify right side
   196,404.48x = 32,537,602,124.84
5. Step 5: Solve for x
   x = 32,537,602,124.84/196,404.48
6. Step 6: Final answer
   x = 165,666.29