Finding the Fourth Proportional to 142,697.02, 196,923.33 and 86,097.46

Step by Step Solution

1. Step 1: Write the proportion equation
   142,697.02 : 196,923.33 = 86,097.46 : x
2. Step 2: Convert to fraction form
   142,697.02/196,923.33 = 86,097.46/x
3. Step 3: Cross multiply
   142,697.02x = 196,923.33 × 86,097.46
4. Step 4: Simplify right side
   142,697.02x = 16,954,598,097.25
5. Step 5: Solve for x
   x = 16,954,598,097.25/142,697.02
6. Step 6: Final answer
   x = 118,815.36