Finding the Third Proportional to 1,648,515 and 3,499,206

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,515 : 3,499,206 = 3,499,206 : x
2. Step 2: Convert to fraction form
   1,648,515/3,499,206 = 3,499,206/x
3. Step 3: Cross multiply
   1,648,515x = 3,499,206 × 3,499,206
4. Step 4: Simplify right side
   1,648,515x = 12,244,442,630,436
5. Step 5: Solve for x
   x = 12,244,442,630,436/1,648,515
6. Step 6: Final answer
   x = 7,427,559.12