Finding the Fourth Proportional to 69,936.40, 96,513.33 and 38,105.31

Step by Step Solution

1. Step 1: Write the proportion equation
   69,936.40 : 96,513.33 = 38,105.31 : x
2. Step 2: Convert to fraction form
   69,936.40/96,513.33 = 38,105.31/x
3. Step 3: Cross multiply
   69,936.40x = 96,513.33 × 38,105.31
4. Step 4: Simplify right side
   69,936.40x = 3,677,670,358.78
5. Step 5: Solve for x
   x = 3,677,670,358.78/69,936.40
6. Step 6: Final answer
   x = 52,585.93