Finding the Fourth Proportional to 142,611.90, 196,746.81 and 82,150.14

Step by Step Solution

1. Step 1: Write the proportion equation
   142,611.90 : 196,746.81 = 82,150.14 : x
2. Step 2: Convert to fraction form
   142,611.90/196,746.81 = 82,150.14/x
3. Step 3: Cross multiply
   142,611.90x = 196,746.81 × 82,150.14
4. Step 4: Simplify right side
   142,611.90x = 16,162,777,986.05
5. Step 5: Solve for x
   x = 16,162,777,986.05/142,611.90
6. Step 6: Final answer
   x = 113,334.01