Finding the Third Proportional to 21,680,892 and 33,590,538

Step by Step Solution

1. Step 1: Write the proportion equation
   21,680,892 : 33,590,538 = 33,590,538 : x
2. Step 2: Convert to fraction form
   21,680,892/33,590,538 = 33,590,538/x
3. Step 3: Cross multiply
   21,680,892x = 33,590,538 × 33,590,538
4. Step 4: Simplify right side
   21,680,892x = 1,128,324,243,129,444
5. Step 5: Solve for x
   x = 1,128,324,243,129,444/21,680,892
6. Step 6: Final answer
   x = 52,042,334.93