Finding the Third Proportional to 1,857,722 and 2,616,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,857,722 : 2,616,072 = 2,616,072 : x
2. Step 2: Convert to fraction form
   1,857,722/2,616,072 = 2,616,072/x
3. Step 3: Cross multiply
   1,857,722x = 2,616,072 × 2,616,072
4. Step 4: Simplify right side
   1,857,722x = 6,843,832,709,184
5. Step 5: Solve for x
   x = 6,843,832,709,184/1,857,722
6. Step 6: Final answer
   x = 3,683,991.85