Finding the Fourth Proportional to 142,029.41, 213,043.86 and 82,823.56

Step by Step Solution

1. Step 1: Write the proportion equation
   142,029.41 : 213,043.86 = 82,823.56 : x
2. Step 2: Convert to fraction form
   142,029.41/213,043.86 = 82,823.56/x
3. Step 3: Cross multiply
   142,029.41x = 213,043.86 × 82,823.56
4. Step 4: Simplify right side
   142,029.41x = 17,645,050,921.34
5. Step 5: Solve for x
   x = 17,645,050,921.34/142,029.41
6. Step 6: Final answer
   x = 124,235.19