Finding the Fourth Proportional to 142,456.32, 196,523.52 and 92,171.52

Step by Step Solution

1. Step 1: Write the proportion equation
   142,456.32 : 196,523.52 = 92,171.52 : x
2. Step 2: Convert to fraction form
   142,456.32/196,523.52 = 92,171.52/x
3. Step 3: Cross multiply
   142,456.32x = 196,523.52 × 92,171.52
4. Step 4: Simplify right side
   142,456.32x = 18,113,871,554.15
5. Step 5: Solve for x
   x = 18,113,871,554.15/142,456.32
6. Step 6: Final answer
   x = 127,153.86