Finding the Third Proportional to 1,685,504 and 3,700,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,685,504 : 3,700,736 = 3,700,736 : x
2. Step 2: Convert to fraction form
   1,685,504/3,700,736 = 3,700,736/x
3. Step 3: Cross multiply
   1,685,504x = 3,700,736 × 3,700,736
4. Step 4: Simplify right side
   1,685,504x = 13,695,446,941,696
5. Step 5: Solve for x
   x = 13,695,446,941,696/1,685,504
6. Step 6: Final answer
   x = 8,125,431.29