Finding the Fourth Proportional to 142,171.56, 196,260.61 and 93,801.96

Step by Step Solution

1. Step 1: Write the proportion equation
   142,171.56 : 196,260.61 = 93,801.96 : x
2. Step 2: Convert to fraction form
   142,171.56/196,260.61 = 93,801.96/x
3. Step 3: Cross multiply
   142,171.56x = 196,260.61 × 93,801.96
4. Step 4: Simplify right side
   142,171.56x = 18,409,629,542.00
5. Step 5: Solve for x
   x = 18,409,629,542.00/142,171.56
6. Step 6: Final answer
   x = 129,488.83