Finding the Third Proportional to 1,590,682 and 2,409,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,682 : 2,409,178 = 2,409,178 : x
2. Step 2: Convert to fraction form
   1,590,682/2,409,178 = 2,409,178/x
3. Step 3: Cross multiply
   1,590,682x = 2,409,178 × 2,409,178
4. Step 4: Simplify right side
   1,590,682x = 5,804,138,635,684
5. Step 5: Solve for x
   x = 5,804,138,635,684/1,590,682
6. Step 6: Final answer
   x = 3,648,836.56