Finding the Third Proportional to 52,221 and 76,131

Step by Step Solution

1. Step 1: Write the proportion equation
   52,221 : 76,131 = 76,131 : x
2. Step 2: Convert to fraction form
   52,221/76,131 = 76,131/x
3. Step 3: Cross multiply
   52,221x = 76,131 × 76,131
4. Step 4: Simplify right side
   52,221x = 5,795,929,161
5. Step 5: Solve for x
   x = 5,795,929,161/52,221
6. Step 6: Final answer
   x = 110,988.48