Finding the Third Proportional to 1,551,020 and 3,243,296

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551,020 : 3,243,296 = 3,243,296 : x
2. Step 2: Convert to fraction form
   1,551,020/3,243,296 = 3,243,296/x
3. Step 3: Cross multiply
   1,551,020x = 3,243,296 × 3,243,296
4. Step 4: Simplify right side
   1,551,020x = 10,518,968,943,616
5. Step 5: Solve for x
   x = 10,518,968,943,616/1,551,020
6. Step 6: Final answer
   x = 6,781,968.60