Finding the Third Proportional to 111,357,512 and 245,327,632

Step by Step Solution

1. Step 1: Write the proportion equation
   111,357,512 : 245,327,632 = 245,327,632 : x
2. Step 2: Convert to fraction form
   111,357,512/245,327,632 = 245,327,632/x
3. Step 3: Cross multiply
   111,357,512x = 245,327,632 × 245,327,632
4. Step 4: Simplify right side
   111,357,512x = 60,185,647,022,727,424
5. Step 5: Solve for x
   x = 60,185,647,022,727,424/111,357,512
6. Step 6: Final answer
   x = 540,472,267.58