Finding the Third Proportional to 3,434,584 and 7,459,658

Step by Step Solution

1. Step 1: Write the proportion equation
   3,434,584 : 7,459,658 = 7,459,658 : x
2. Step 2: Convert to fraction form
   3,434,584/7,459,658 = 7,459,658/x
3. Step 3: Cross multiply
   3,434,584x = 7,459,658 × 7,459,658
4. Step 4: Simplify right side
   3,434,584x = 55,646,497,476,964
5. Step 5: Solve for x
   x = 55,646,497,476,964/3,434,584
6. Step 6: Final answer
   x = 16,201,815.85