Finding the Third Proportional to 1,590,668 and 2,409,168

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,668 : 2,409,168 = 2,409,168 : x
2. Step 2: Convert to fraction form
   1,590,668/2,409,168 = 2,409,168/x
3. Step 3: Cross multiply
   1,590,668x = 2,409,168 × 2,409,168
4. Step 4: Simplify right side
   1,590,668x = 5,804,090,452,224
5. Step 5: Solve for x
   x = 5,804,090,452,224/1,590,668
6. Step 6: Final answer
   x = 3,648,838.38