Finding the Third Proportional to 90,798 and 150,057

Step by Step Solution

1. Step 1: Write the proportion equation
   90,798 : 150,057 = 150,057 : x
2. Step 2: Convert to fraction form
   90,798/150,057 = 150,057/x
3. Step 3: Cross multiply
   90,798x = 150,057 × 150,057
4. Step 4: Simplify right side
   90,798x = 22,517,103,249
5. Step 5: Solve for x
   x = 22,517,103,249/90,798
6. Step 6: Final answer
   x = 247,991.18