Finding the Third Proportional to 1,515,026 and 3,315,118

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,026 : 3,315,118 = 3,315,118 : x
2. Step 2: Convert to fraction form
   1,515,026/3,315,118 = 3,315,118/x
3. Step 3: Cross multiply
   1,515,026x = 3,315,118 × 3,315,118
4. Step 4: Simplify right side
   1,515,026x = 10,990,007,353,924
5. Step 5: Solve for x
   x = 10,990,007,353,924/1,515,026
6. Step 6: Final answer
   x = 7,254,005.78