Finding the Third Proportional to 3,443,691 and 7,507,428

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443,691 : 7,507,428 = 7,507,428 : x
2. Step 2: Convert to fraction form
   3,443,691/7,507,428 = 7,507,428/x
3. Step 3: Cross multiply
   3,443,691x = 7,507,428 × 7,507,428
4. Step 4: Simplify right side
   3,443,691x = 56,361,475,175,184
5. Step 5: Solve for x
   x = 56,361,475,175,184/3,443,691
6. Step 6: Final answer
   x = 16,366,588.98