Finding the Third Proportional to 1,604,780 and 3,524,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,604,780 : 3,524,440 = 3,524,440 : x
2. Step 2: Convert to fraction form
   1,604,780/3,524,440 = 3,524,440/x
3. Step 3: Cross multiply
   1,604,780x = 3,524,440 × 3,524,440
4. Step 4: Simplify right side
   1,604,780x = 12,421,677,313,600
5. Step 5: Solve for x
   x = 12,421,677,313,600/1,604,780
6. Step 6: Final answer
   x = 7,740,423.80