Finding the Fourth Proportional to 142,694.56, 196,919.94 and 86,095

Step by Step Solution

1. Step 1: Write the proportion equation
   142,694.56 : 196,919.94 = 86,095 : x
2. Step 2: Convert to fraction form
   142,694.56/196,919.94 = 86,095/x
3. Step 3: Cross multiply
   142,694.56x = 196,919.94 × 86,095
4. Step 4: Simplify right side
   142,694.56x = 16,953,822,234.30
5. Step 5: Solve for x
   x = 16,953,822,234.30/142,694.56
6. Step 6: Final answer
   x = 118,811.97