Finding the Third Proportional to 10,393,341,486 and 21,337,665,566

Step by Step Solution

1. Step 1: Write the proportion equation
   10,393,341,486 : 21,337,665,566 = 21,337,665,566 : x
2. Step 2: Convert to fraction form
   10,393,341,486/21,337,665,566 = 21,337,665,566/x
3. Step 3: Cross multiply
   10,393,341,486x = 21,337,665,566 × 21,337,665,566
4. Step 4: Simplify right side
   10,393,341,486x = 455,295,971,806,462,083,072
5. Step 5: Solve for x
   x = 455,295,971,806,462,083,072/10,393,341,486
6. Step 6: Final answer
   x = 43,806,505,580.50