Finding the Fourth Proportional to 132,942.82, 199,451.91 and 54,113.62

Step by Step Solution

1. Step 1: Write the proportion equation
   132,942.82 : 199,451.91 = 54,113.62 : x
2. Step 2: Convert to fraction form
   132,942.82/199,451.91 = 54,113.62/x
3. Step 3: Cross multiply
   132,942.82x = 199,451.91 × 54,113.62
4. Step 4: Simplify right side
   132,942.82x = 10,793,064,866.01
5. Step 5: Solve for x
   x = 10,793,064,866.01/132,942.82
6. Step 6: Final answer
   x = 81,185.77