Finding the Fourth Proportional to 142,622.94, 196,798.89 and 82,188.84

Step by Step Solution

1. Step 1: Write the proportion equation
   142,622.94 : 196,798.89 = 82,188.84 : x
2. Step 2: Convert to fraction form
   142,622.94/196,798.89 = 82,188.84/x
3. Step 3: Cross multiply
   142,622.94x = 196,798.89 × 82,188.84
4. Step 4: Simplify right side
   142,622.94x = 16,174,672,482.39
5. Step 5: Solve for x
   x = 16,174,672,482.39/142,622.94
6. Step 6: Final answer
   x = 113,408.63