Finding the Third Proportional to 4,976,331,678 and 10,691,164,412

Step by Step Solution

1. Step 1: Write the proportion equation
   4,976,331,678 : 10,691,164,412 = 10,691,164,412 : x
2. Step 2: Convert to fraction form
   4,976,331,678/10,691,164,412 = 10,691,164,412/x
3. Step 3: Cross multiply
   4,976,331,678x = 10,691,164,412 × 10,691,164,412
4. Step 4: Simplify right side
   4,976,331,678x = 114,300,996,484,415,307,776
5. Step 5: Solve for x
   x = 114,300,996,484,415,307,776/4,976,331,678
6. Step 6: Final answer
   x = 22,968,926,486.50