Finding the Third Proportional to 3,508,523 and 5,248,503

Step by Step Solution

1. Step 1: Write the proportion equation
   3,508,523 : 5,248,503 = 5,248,503 : x
2. Step 2: Convert to fraction form
   3,508,523/5,248,503 = 5,248,503/x
3. Step 3: Cross multiply
   3,508,523x = 5,248,503 × 5,248,503
4. Step 4: Simplify right side
   3,508,523x = 27,546,783,741,009
5. Step 5: Solve for x
   x = 27,546,783,741,009/3,508,523
6. Step 6: Final answer
   x = 7,851,390.38