Finding the Fourth Proportional to 196,961.34, 271,802.96 and 120,474.82

Step by Step Solution

1. Step 1: Write the proportion equation
   196,961.34 : 271,802.96 = 120,474.82 : x
2. Step 2: Convert to fraction form
   196,961.34/271,802.96 = 120,474.82/x
3. Step 3: Cross multiply
   196,961.34x = 271,802.96 × 120,474.82
4. Step 4: Simplify right side
   196,961.34x = 32,745,411,851.37
5. Step 5: Solve for x
   x = 32,745,411,851.37/196,961.34
6. Step 6: Final answer
   x = 166,252.99