Finding the Third Proportional to 1,095,174 and 1,638,305

Step by Step Solution

1. Step 1: Write the proportion equation
   1,095,174 : 1,638,305 = 1,638,305 : x
2. Step 2: Convert to fraction form
   1,095,174/1,638,305 = 1,638,305/x
3. Step 3: Cross multiply
   1,095,174x = 1,638,305 × 1,638,305
4. Step 4: Simplify right side
   1,095,174x = 2,684,043,273,025
5. Step 5: Solve for x
   x = 2,684,043,273,025/1,095,174
6. Step 6: Final answer
   x = 2,450,791.63