Finding the Fourth Proportional to 142,950.53, 197,280.69 and 82,532.09

Step by Step Solution

1. Step 1: Write the proportion equation
   142,950.53 : 197,280.69 = 82,532.09 : x
2. Step 2: Convert to fraction form
   142,950.53/197,280.69 = 82,532.09/x
3. Step 3: Cross multiply
   142,950.53x = 197,280.69 × 82,532.09
4. Step 4: Simplify right side
   142,950.53x = 16,281,987,662.34
5. Step 5: Solve for x
   x = 16,281,987,662.34/142,950.53
6. Step 6: Final answer
   x = 113,899.46