Finding the Third Proportional to 1,617,904 and 3,510,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,617,904 : 3,510,820 = 3,510,820 : x
2. Step 2: Convert to fraction form
   1,617,904/3,510,820 = 3,510,820/x
3. Step 3: Cross multiply
   1,617,904x = 3,510,820 × 3,510,820
4. Step 4: Simplify right side
   1,617,904x = 12,325,857,072,400
5. Step 5: Solve for x
   x = 12,325,857,072,400/1,617,904
6. Step 6: Final answer
   x = 7,618,410.66