Finding the Third Proportional to 9,021,933 and 21,051,900

Step by Step Solution

1. Step 1: Write the proportion equation
   9,021,933 : 21,051,900 = 21,051,900 : x
2. Step 2: Convert to fraction form
   9,021,933/21,051,900 = 21,051,900/x
3. Step 3: Cross multiply
   9,021,933x = 21,051,900 × 21,051,900
4. Step 4: Simplify right side
   9,021,933x = 443,182,493,610,000
5. Step 5: Solve for x
   x = 443,182,493,610,000/9,021,933
6. Step 6: Final answer
   x = 49,122,787.06