Finding the Third Proportional to 33,816 and 53,856

Step by Step Solution

1. Step 1: Write the proportion equation
   33,816 : 53,856 = 53,856 : x
2. Step 2: Convert to fraction form
   33,816/53,856 = 53,856/x
3. Step 3: Cross multiply
   33,816x = 53,856 × 53,856
4. Step 4: Simplify right side
   33,816x = 2,900,468,736
5. Step 5: Solve for x
   x = 2,900,468,736/33,816
6. Step 6: Final answer
   x = 85,772.08