Finding the Third Proportional to 1,521,435 and 2,369,392

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,435 : 2,369,392 = 2,369,392 : x
2. Step 2: Convert to fraction form
   1,521,435/2,369,392 = 2,369,392/x
3. Step 3: Cross multiply
   1,521,435x = 2,369,392 × 2,369,392
4. Step 4: Simplify right side
   1,521,435x = 5,614,018,449,664
5. Step 5: Solve for x
   x = 5,614,018,449,664/1,521,435
6. Step 6: Final answer
   x = 3,689,949.59