Finding the Fourth Proportional to 82,326.67, 123,513.72 and 40,231.01

Step by Step Solution

1. Step 1: Write the proportion equation
   82,326.67 : 123,513.72 = 40,231.01 : x
2. Step 2: Convert to fraction form
   82,326.67/123,513.72 = 40,231.01/x
3. Step 3: Cross multiply
   82,326.67x = 123,513.72 × 40,231.01
4. Step 4: Simplify right side
   82,326.67x = 4,969,081,862.38
5. Step 5: Solve for x
   x = 4,969,081,862.38/82,326.67
6. Step 6: Final answer
   x = 60,358.11