Finding the Third Proportional to 40,821,576,616.69 and 56,759,139,337.78

Step by Step Solution

1. Step 1: Write the proportion equation
   40,821,576,616.69 : 56,759,139,337.78 = 56,759,139,337.78 : x
2. Step 2: Convert to fraction form
   40,821,576,616.69/56,759,139,337.78 = 56,759,139,337.78/x
3. Step 3: Cross multiply
   40,821,576,616.69x = 56,759,139,337.78 × 56,759,139,337.78
4. Step 4: Simplify right side
   40,821,576,616.69x = 3,221,599,898,365,524,967,424
5. Step 5: Solve for x
   x = 3,221,599,898,365,524,967,424/40,821,576,616.69
6. Step 6: Final answer
   x = 78,919,046,381.19