Finding the Fourth Proportional to 142,522.28, 213,781.18 and 49,028.84

Step by Step Solution

1. Step 1: Write the proportion equation
   142,522.28 : 213,781.18 = 49,028.84 : x
2. Step 2: Convert to fraction form
   142,522.28/213,781.18 = 49,028.84/x
3. Step 3: Cross multiply
   142,522.28x = 213,781.18 × 49,028.84
4. Step 4: Simplify right side
   142,522.28x = 10,481,443,269.23
5. Step 5: Solve for x
   x = 10,481,443,269.23/142,522.28
6. Step 6: Final answer
   x = 73,542.49