Finding the Third Proportional to 9,793,554 and 21,003,812

Step by Step Solution

1. Step 1: Write the proportion equation
   9,793,554 : 21,003,812 = 21,003,812 : x
2. Step 2: Convert to fraction form
   9,793,554/21,003,812 = 21,003,812/x
3. Step 3: Cross multiply
   9,793,554x = 21,003,812 × 21,003,812
4. Step 4: Simplify right side
   9,793,554x = 441,160,118,531,344
5. Step 5: Solve for x
   x = 441,160,118,531,344/9,793,554
6. Step 6: Final answer
   x = 45,045,967.84