Finding the Third Proportional to 1,742,061 and 3,643,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742,061 : 3,643,728 = 3,643,728 : x
2. Step 2: Convert to fraction form
   1,742,061/3,643,728 = 3,643,728/x
3. Step 3: Cross multiply
   1,742,061x = 3,643,728 × 3,643,728
4. Step 4: Simplify right side
   1,742,061x = 13,276,753,737,984
5. Step 5: Solve for x
   x = 13,276,753,737,984/1,742,061
6. Step 6: Final answer
   x = 7,621,290.95