Finding the Fourth Proportional to 85,036.05, 117,362.39 and 49,227.57

Step by Step Solution

1. Step 1: Write the proportion equation
   85,036.05 : 117,362.39 = 49,227.57 : x
2. Step 2: Convert to fraction form
   85,036.05/117,362.39 = 49,227.57/x
3. Step 3: Cross multiply
   85,036.05x = 117,362.39 × 49,227.57
4. Step 4: Simplify right side
   85,036.05x = 5,777,465,022.95
5. Step 5: Solve for x
   x = 5,777,465,022.95/85,036.05
6. Step 6: Final answer
   x = 67,941.36