Finding the Third Proportional to 116,661 and 240,576

Step by Step Solution

1. Step 1: Write the proportion equation
   116,661 : 240,576 = 240,576 : x
2. Step 2: Convert to fraction form
   116,661/240,576 = 240,576/x
3. Step 3: Cross multiply
   116,661x = 240,576 × 240,576
4. Step 4: Simplify right side
   116,661x = 57,876,811,776
5. Step 5: Solve for x
   x = 57,876,811,776/116,661
6. Step 6: Final answer
   x = 496,111.05