Finding the Third Proportional to 1,609,724 and 3,411,356

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609,724 : 3,411,356 = 3,411,356 : x
2. Step 2: Convert to fraction form
   1,609,724/3,411,356 = 3,411,356/x
3. Step 3: Cross multiply
   1,609,724x = 3,411,356 × 3,411,356
4. Step 4: Simplify right side
   1,609,724x = 11,637,349,758,736
5. Step 5: Solve for x
   x = 11,637,349,758,736/1,609,724
6. Step 6: Final answer
   x = 7,229,406.88