Finding the Third Proportional to 10,213,442 and 21,883,962

Step by Step Solution

1. Step 1: Write the proportion equation
   10,213,442 : 21,883,962 = 21,883,962 : x
2. Step 2: Convert to fraction form
   10,213,442/21,883,962 = 21,883,962/x
3. Step 3: Cross multiply
   10,213,442x = 21,883,962 × 21,883,962
4. Step 4: Simplify right side
   10,213,442x = 478,907,792,817,444
5. Step 5: Solve for x
   x = 478,907,792,817,444/10,213,442
6. Step 6: Final answer
   x = 46,889,950.79