Finding the Third Proportional to 9,008,766 and 13,590,909

Step by Step Solution

1. Step 1: Write the proportion equation
   9,008,766 : 13,590,909 = 13,590,909 : x
2. Step 2: Convert to fraction form
   9,008,766/13,590,909 = 13,590,909/x
3. Step 3: Cross multiply
   9,008,766x = 13,590,909 × 13,590,909
4. Step 4: Simplify right side
   9,008,766x = 184,712,807,446,281
5. Step 5: Solve for x
   x = 184,712,807,446,281/9,008,766
6. Step 6: Final answer
   x = 20,503,674.69