Finding the Third Proportional to 5,301,892 and 8,159,515

Step by Step Solution

1. Step 1: Write the proportion equation
   5,301,892 : 8,159,515 = 8,159,515 : x
2. Step 2: Convert to fraction form
   5,301,892/8,159,515 = 8,159,515/x
3. Step 3: Cross multiply
   5,301,892x = 8,159,515 × 8,159,515
4. Step 4: Simplify right side
   5,301,892x = 66,577,685,035,225
5. Step 5: Solve for x
   x = 66,577,685,035,225/5,301,892
6. Step 6: Final answer
   x = 12,557,344.63