Finding the Third Proportional to 40,992 and 55,637

Step by Step Solution

1. Step 1: Write the proportion equation
   40,992 : 55,637 = 55,637 : x
2. Step 2: Convert to fraction form
   40,992/55,637 = 55,637/x
3. Step 3: Cross multiply
   40,992x = 55,637 × 55,637
4. Step 4: Simplify right side
   40,992x = 3,095,475,769
5. Step 5: Solve for x
   x = 3,095,475,769/40,992
6. Step 6: Final answer
   x = 75,514.14