Finding the Third Proportional to 1,590,688 and 2,409,198

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,688 : 2,409,198 = 2,409,198 : x
2. Step 2: Convert to fraction form
   1,590,688/2,409,198 = 2,409,198/x
3. Step 3: Cross multiply
   1,590,688x = 2,409,198 × 2,409,198
4. Step 4: Simplify right side
   1,590,688x = 5,804,235,003,204
5. Step 5: Solve for x
   x = 5,804,235,003,204/1,590,688
6. Step 6: Final answer
   x = 3,648,883.38