Finding the Third Proportional to 2,540,758,042 and 5,503,611,548

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540,758,042 : 5,503,611,548 = 5,503,611,548 : x
2. Step 2: Convert to fraction form
   2,540,758,042/5,503,611,548 = 5,503,611,548/x
3. Step 3: Cross multiply
   2,540,758,042x = 5,503,611,548 × 5,503,611,548
4. Step 4: Simplify right side
   2,540,758,042x = 30,289,740,071,278,956,544
5. Step 5: Solve for x
   x = 30,289,740,071,278,956,544/2,540,758,042
6. Step 6: Final answer
   x = 11,921,536,632.21