Finding the Third Proportional to 1,607,340 and 3,438,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607,340 : 3,438,388 = 3,438,388 : x
2. Step 2: Convert to fraction form
   1,607,340/3,438,388 = 3,438,388/x
3. Step 3: Cross multiply
   1,607,340x = 3,438,388 × 3,438,388
4. Step 4: Simplify right side
   1,607,340x = 11,822,512,038,544
5. Step 5: Solve for x
   x = 11,822,512,038,544/1,607,340
6. Step 6: Final answer
   x = 7,355,327.46