Finding the Fourth Proportional to 196,434.72, 271,071.12 and 114,770.52

Step by Step Solution

1. Step 1: Write the proportion equation
   196,434.72 : 271,071.12 = 114,770.52 : x
2. Step 2: Convert to fraction form
   196,434.72/271,071.12 = 114,770.52/x
3. Step 3: Cross multiply
   196,434.72x = 271,071.12 × 114,770.52
4. Step 4: Simplify right side
   196,434.72x = 31,110,973,399.38
5. Step 5: Solve for x
   x = 31,110,973,399.38/196,434.72
6. Step 6: Final answer
   x = 158,378.18