Finding the Third Proportional to 1,721,142 and 3,740,796

Step by Step Solution

1. Step 1: Write the proportion equation
   1,721,142 : 3,740,796 = 3,740,796 : x
2. Step 2: Convert to fraction form
   1,721,142/3,740,796 = 3,740,796/x
3. Step 3: Cross multiply
   1,721,142x = 3,740,796 × 3,740,796
4. Step 4: Simplify right side
   1,721,142x = 13,993,554,713,616
5. Step 5: Solve for x
   x = 13,993,554,713,616/1,721,142
6. Step 6: Final answer
   x = 8,130,389.42