Finding the Third Proportional to 33,390 and 49,995

Step by Step Solution

1. Step 1: Write the proportion equation
   33,390 : 49,995 = 49,995 : x
2. Step 2: Convert to fraction form
   33,390/49,995 = 49,995/x
3. Step 3: Cross multiply
   33,390x = 49,995 × 49,995
4. Step 4: Simplify right side
   33,390x = 2,499,500,025
5. Step 5: Solve for x
   x = 2,499,500,025/33,390
6. Step 6: Final answer
   x = 74,857.74