Finding the Third Proportional to 21,337,736 and 30,491,133

Step by Step Solution

1. Step 1: Write the proportion equation
   21,337,736 : 30,491,133 = 30,491,133 : x
2. Step 2: Convert to fraction form
   21,337,736/30,491,133 = 30,491,133/x
3. Step 3: Cross multiply
   21,337,736x = 30,491,133 × 30,491,133
4. Step 4: Simplify right side
   21,337,736x = 929,709,191,623,689
5. Step 5: Solve for x
   x = 929,709,191,623,689/21,337,736
6. Step 6: Final answer
   x = 43,571,126.37