Finding the Third Proportional to 10,789,423 and 23,117,809

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789,423 : 23,117,809 = 23,117,809 : x
2. Step 2: Convert to fraction form
   10,789,423/23,117,809 = 23,117,809/x
3. Step 3: Cross multiply
   10,789,423x = 23,117,809 × 23,117,809
4. Step 4: Simplify right side
   10,789,423x = 534,433,092,960,481
5. Step 5: Solve for x
   x = 534,433,092,960,481/10,789,423
6. Step 6: Final answer
   x = 49,533,055.93