Finding the Third Proportional to 111,485,344 and 240,055,520

Step by Step Solution

1. Step 1: Write the proportion equation
   111,485,344 : 240,055,520 = 240,055,520 : x
2. Step 2: Convert to fraction form
   111,485,344/240,055,520 = 240,055,520/x
3. Step 3: Cross multiply
   111,485,344x = 240,055,520 × 240,055,520
4. Step 4: Simplify right side
   111,485,344x = 57,626,652,682,470,400
5. Step 5: Solve for x
   x = 57,626,652,682,470,400/111,485,344
6. Step 6: Final answer
   x = 516,898,908.99