Finding the Third Proportional to 5,515,760,256 and 7,739,703,532.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,515,760,256 : 7,739,703,532.50 = 7,739,703,532.50 : x
2. Step 2: Convert to fraction form
   5,515,760,256/7,739,703,532.50 = 7,739,703,532.50/x
3. Step 3: Cross multiply
   5,515,760,256x = 7,739,703,532.50 × 7,739,703,532.50
4. Step 4: Simplify right side
   5,515,760,256x = 59,903,010,770,992,979,968
5. Step 5: Solve for x
   x = 59,903,010,770,992,979,968/5,515,760,256
6. Step 6: Final answer
   x = 10,860,336,198.59