Finding the Third Proportional to 5,673,092 and 8,515,449

Step by Step Solution

1. Step 1: Write the proportion equation
   5,673,092 : 8,515,449 = 8,515,449 : x
2. Step 2: Convert to fraction form
   5,673,092/8,515,449 = 8,515,449/x
3. Step 3: Cross multiply
   5,673,092x = 8,515,449 × 8,515,449
4. Step 4: Simplify right side
   5,673,092x = 72,512,871,671,601
5. Step 5: Solve for x
   x = 72,512,871,671,601/5,673,092
6. Step 6: Final answer
   x = 12,781,895.95