Finding the Third Proportional to 49,557 and 76,521

Step by Step Solution

1. Step 1: Write the proportion equation
   49,557 : 76,521 = 76,521 : x
2. Step 2: Convert to fraction form
   49,557/76,521 = 76,521/x
3. Step 3: Cross multiply
   49,557x = 76,521 × 76,521
4. Step 4: Simplify right side
   49,557x = 5,855,463,441
5. Step 5: Solve for x
   x = 5,855,463,441/49,557
6. Step 6: Final answer
   x = 118,156.13