Finding the Third Proportional to 2,281,690 and 3,507,426

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281,690 : 3,507,426 = 3,507,426 : x
2. Step 2: Convert to fraction form
   2,281,690/3,507,426 = 3,507,426/x
3. Step 3: Cross multiply
   2,281,690x = 3,507,426 × 3,507,426
4. Step 4: Simplify right side
   2,281,690x = 12,302,037,145,476
5. Step 5: Solve for x
   x = 12,302,037,145,476/2,281,690
6. Step 6: Final answer
   x = 5,391,633.90