Finding the Third Proportional to 1,590,665 and 2,409,164

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,665 : 2,409,164 = 2,409,164 : x
2. Step 2: Convert to fraction form
   1,590,665/2,409,164 = 2,409,164/x
3. Step 3: Cross multiply
   1,590,665x = 2,409,164 × 2,409,164
4. Step 4: Simplify right side
   1,590,665x = 5,804,071,178,896
5. Step 5: Solve for x
   x = 5,804,071,178,896/1,590,665
6. Step 6: Final answer
   x = 3,648,833.15