Finding the Third Proportional to 1,590,660 and 2,409,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,660 : 2,409,156 = 2,409,156 : x
2. Step 2: Convert to fraction form
   1,590,660/2,409,156 = 2,409,156/x
3. Step 3: Cross multiply
   1,590,660x = 2,409,156 × 2,409,156
4. Step 4: Simplify right side
   1,590,660x = 5,804,032,632,336
5. Step 5: Solve for x
   x = 5,804,032,632,336/1,590,660
6. Step 6: Final answer
   x = 3,648,820.38