Finding the Fourth Proportional to 141,487.23, 212,165.22 and 82,339.83

Step by Step Solution

1. Step 1: Write the proportion equation
   141,487.23 : 212,165.22 = 82,339.83 : x
2. Step 2: Convert to fraction form
   141,487.23/212,165.22 = 82,339.83/x
3. Step 3: Cross multiply
   141,487.23x = 212,165.22 × 82,339.83
4. Step 4: Simplify right side
   141,487.23x = 17,469,648,146.71
5. Step 5: Solve for x
   x = 17,469,648,146.71/141,487.23
6. Step 6: Final answer
   x = 123,471.55