Finding the Third Proportional to 40,504 and 53,916

Step by Step Solution

1. Step 1: Write the proportion equation
   40,504 : 53,916 = 53,916 : x
2. Step 2: Convert to fraction form
   40,504/53,916 = 53,916/x
3. Step 3: Cross multiply
   40,504x = 53,916 × 53,916
4. Step 4: Simplify right side
   40,504x = 2,906,935,056
5. Step 5: Solve for x
   x = 2,906,935,056/40,504
6. Step 6: Final answer
   x = 71,769.09