Finding the Third Proportional to 1,350,454 and 2,138,435

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350,454 : 2,138,435 = 2,138,435 : x
2. Step 2: Convert to fraction form
   1,350,454/2,138,435 = 2,138,435/x
3. Step 3: Cross multiply
   1,350,454x = 2,138,435 × 2,138,435
4. Step 4: Simplify right side
   1,350,454x = 4,572,904,249,225
5. Step 5: Solve for x
   x = 4,572,904,249,225/1,350,454
6. Step 6: Final answer
   x = 3,386,197.72