Finding the Third Proportional to 9,890,645 and 20,844,010

Step by Step Solution

1. Step 1: Write the proportion equation
   9,890,645 : 20,844,010 = 20,844,010 : x
2. Step 2: Convert to fraction form
   9,890,645/20,844,010 = 20,844,010/x
3. Step 3: Cross multiply
   9,890,645x = 20,844,010 × 20,844,010
4. Step 4: Simplify right side
   9,890,645x = 434,472,752,880,100
5. Step 5: Solve for x
   x = 434,472,752,880,100/9,890,645
6. Step 6: Final answer
   x = 43,927,646.06